1) When an object blocks the path of light, what is formed? Which of the following is a luminous object? Sort out the objects given below into-, (a) Natural sources and artificial sources of light, The Earth, Apple, Glowing bulb, The Sun, School bag, Book, Football, Torch,   Fireflies, Lighter, Mobile Phone, Ink Pen, and Crayons, PISA TYPE/ HOTS TYPE QUESTIONS-    Time = 15 minutes   Total marks =1 x 5=5, Fig.1                                                             Fig.2, Look at the two above figures. We cannot see through an opaque object. Classification of Object Based on Tendency to Produce Light. A Pinhole Camera– It is a simple device to indirectly see the bright objects. A rectangular cut was made in the center of one of the side of small box. Define luminous and non-luminous objects. Q.2 Classify the objects or materials given below as opaque, transparent or translucent and luminous or non-luminous: Air, water, a piece of rock, a sheet of aluminium, a mirror, a wooden board, a sheet of polythene, a CD, smoke, a sheet of plane glass, fog, a piece of red hot iron, an umbrella, a lighted fluorescent tube, a wall, a sheet of carbon paper, the flame of a gas burner, a sheet of cardboard, a lighted torch, a sheet of cellophane, a wire mesh, kerosene stove, sun, firefly, moon. Which of the following will not form a rectangular shadow? 7. We can clearly see through a transparent object. Formation of shadows suggest that light travels in _____ lines. The opposite side was used for viewing the image. Vedantu Those objects through which light can partially pass are called translucent objects. Shadows are not formed in dark i.e. It is approx 1500 km away from us then also it brightens all universe. 8. e.g.- Air, Clean Water, Clear glass, spectacles etc. 3. The darker part of shadow is called umbra and less dark part is called penumbra. Do not look the very bright light sources like the Sun for longer time. The pictures shows what a student observed when he looked through a hand lens at a penny. Shadow cannot be seen in dark i.e. Define luminous body. 4. It can be large or small than the object. We can see through a translucent object but the vision would be murky. Theory- The shadow is dark coloured optical image formed on the screen by an opaque object on opposite side of the source of light. Source of light which is already present in nature known as natural source of light. It is due to natural pinhole camera formed by the gaps of leaves. The diagram below shows George using his laptop. NCERT Extra Questions for Class 6 Science Chapter 11 Light Shadows and Reflection with Answers will help to score more marks in your CBSE Board Exams. During day time sunlight acts as a source of energy which makes everything visible whereas at night we use artificial sources of light for seeing objects. Ans: When light rays after striking the smooth and shiny surface return to same medium, this phenomenon is called reflection of light. e. g. The light coming out of a torch, motor car, The Sun etc. Working- The pin-hole camera was used to view a burning candle. Except the time of sleeping we require light to do almost every work. As when light falls on an object, light gets reflected and this reflected light comes to us which makes the object visible. It is based on straight pathway of light. But, its direction changes due to air. e.g.- Stone, book, Wooden furniture, Rubber ball etc. Activity 1 Activity 1 asks us to collect various materials and check if we can see through them. e. g.-The glowing electric bulb, the burning candles, burning matchsticks are examples of artificial sources of light. Activity 2-To demonstrate straight pathway of light, Requirements- Candle, match box, hollow pipe, bended hollow pipe or pipe prepared of paper. (b) Light travels in straight line. For the formation of a shadow, a source of light, an opaque object and a screen are required. e.g.- Muddy water, smoky glass, oiled paper, milk etc. For the formation of a shadow, a source of light, an opaque object and a screen are required. The direction of light hardly changes in air for short distances. Pinhole cameras consist of a closed box having a small pinhole in the front and having translucent screen at the back. (a) Opaque object         (b) Transparent object      (c) Air      (d) Mirror. We have provided Light Shadows and Reflection Class 6 Science MCQs Questions with Answers to help students understand the … Q.1 Explain transparent, translucent and opaque objects with a suitable example of each. Example: Sun, bulb, etc. Ans. 3. Reflection. Its size and shape change according to direction of light or orientation of object. What is essential for formation of a shadow? CBSE Class 7 Science Worksheet - Light - Practice worksheets for CBSE students. (c) Light bounces back by a medium when it falls on the medium. An object which is known as a source of light. They are reflections from the reflective surfaces. From the experiment below we will prove that light travels in a straight line i.e path covered by light is alway straight. Write difference between shadow and image. Class: VI. Fill in the blanks: _____ is a source that enables to see the things around us. Activity 3-Shadow formation by an opaque object. The Sunlight propagates from the Sun to the Earth. Luminous objects: An object which has a tendency to produce light are known as luminous objects. 2. Main & Advanced Repeaters, Vedantu 1. 2. (ii) Light travels in _____ line. Observe the picture given in Fig. It is smaller during noon. (iii) _____ are formed when an opaque object comes in the path of light Translucent Object: An object which allows partial passage to light is called a translucent object. No, we will not be able to see Our reflection in the mirror because there is no source of light in the room. (a) A glow worm       (b) The Sun       (c) A glowing torch     (d) All of these. Shadows are not formed in dark i.e. CBSE Class 6 Science Notes Chapter 11 Light, Shadows and Reflection. Features of Image Formed Due to Reflection: Ans. During reflection angle of incidence is equal to angle of reflection. CBSE Worksheets for Class 6 Light Shadows and Reflections Assignment B. Classify the objects or materials given below as opaque, transparent or translucent and luminous or non-luminous. Mirror- Mirrors are reflective pieces of glass one side of which is silvered. 2. Q.3 Prove by an activity that light travels in a straight pathway. 3. Ans. Example: Sun. Light is a form of energy.. iii. 5. Theory- The light travels (or propagates) in a straight line. It is due to natural pinhole camera formed by the gaps of leaves. 12. (a) Air           (b) Vaccum       (c) Glass           (d) Water, 2. Light can completely pass through transparent objects, partially pass through translucent objects and do not pass through opaque objects. 4. As when light falls on an object, light gets reflected and this reflected light comes to us which makes the object visible. (c) In which figure the laws of reflection of light fail? Reflection of Light– The change in direction of light due to any reflective surface like mirror is called refection. Over this cut, a piece of butter paper was pasted covering the rectangular hole. Explain the working of Pinhole camera with a simple diagram of it. Q.3 Can you think of creating a shape that would give a circular shadow if held in one way and a rectangular shadow if held in other way? The Moon and all planets of Solar system are –, (a) Transparent      (b) Opaque      (c) Luminous       (d) Non-luminous. Pinhole camera is made up of translucent butter paper. In a plane mirror, image of an object is laterally inverted, same colour, size and formed in front of object in mirror. (d) Light gives us sense of vision. Activity 1 – Classification of objects into transparent, translucent and opaque. -Introduction, Sources of light, Luminous and Non-luminous objects, Transparent, Translucent and Opaque Objects, Straight pathway of Light, Shadow, Differences between shadow and image, A Pinhole Camera, Mirror and Reflection of Light, At the end of this lesson the students will be able to-. This is a pin-hole camera. Prepared by teachers of the best CBSE schools in India. 7. Procedure- When torch light falls on the book, the dark coloured shadow of it is formed on the screen like white sheet or wall. Pro Lite, NEET 4. The leaves of crown of a tree form numerous circular patches on ground. The reflected light can be re-reflected by keeping again and again by keeping mirrors the way. The brightness of a luminous object decreases as we move away from it. i. When a ray of light falls on a surface like glass which has shiny and glossy properties from where light gets reflected. Key Features of NCERT Material for Class 6 Science Chapter 11 – Light,Shadows and Reflection. Worksheets are very critical for every student to practice his/ her concepts. […] Conclusion FAQs Q.3 When our shadow is largest and smallest during the day. Define reflection of light. In nature, solar eclipse and lunar eclipse are examples of shadow formation. Closer the source of light, larger will be the size of the shadow. A patch of light is obtained at B, when the torch is lighted as shown. CBSE Class 6 Science Light Shadows And Reflections Worksheet Set G. Download PDF. An object which does not have a tendency to produce light known as a non-luminous object. Pro Lite, CBSE Previous Year Question Paper for Class 10, CBSE Previous Year Question Paper for Class 12. – The change in direction of light due to any reflective surface like mirror is called refection. (a) A transparent glass                 (b) An opaque object, (c) A Screen                                     (d) A source of light. MCQ Questions for Class 6 Science with Answers were prepared based on the latest exam pattern. 11.1 carefully. To know refection of light and re-reflection by mirrors. WASTE WATER STORY Class 7 Chapter 18, GARBAGE IN, GARBAGE OUT CLASS 6 CHAPTER 16, REACHING THE AGE OF ADOLESCENCE CLASS 8 CHAPTER 10, WATER: A PRECIOUS RESOURCE CHAPTER 16 CLASS 7. It can be large or small than the object. Question 1. Observation: When we peep through various materials, we find that: 1. Shadows are dark coloured, smaller or larger than the object. The reflection of light on the plane (or smooth or regular or even) reflective surface follows the laws of reflection of light but this law fails on the diffused (or irregular surface or rough or uneven) surface. Example: moon. Shiny and polished surfaces usually act as mirrors. Exemplar Solutions. The object which does not emit light is called-, (a) Opaque object                  (b) Translucent object, (c) Luminous object               (d) Non-luminous object. One can see the light of burning candle by hollow pipe but not by bended pipe. In the previous chapter 10: Motion And Measurements Of Distances, you have studied about our motion and to calculate the measurements of distances.In this chapter: Light,Shadows And Reflections you will study about the light and the formation of shadows and reflections. The small box was painted black from outside. Shadow is formed by an opaque object when light falls on it. Reflection occurs mainly on the mirror surface as incident light gets reflected when it falls on a clear surface and due to reflection the image formed is always erect. Light, Shadows and Reflections Class 6 Chapter 11 Science Notes help students to understand the concepts in an easier way and it also includes important questions on the exam point of view. Pro Subscription, JEE The colour of shadow is dark irrespective of the colour of object. Light is a form of energy that gives sensation of vision to our eyes. Class 6 Science Chapter 11 MCQ (Multiple Choice Questions) of Light, Shadows and Reflections. Solving the Light Shadows and Reflection Multiple Choice Questions of class 6 Science Chapter 11 MCQ can be of extreme help as you will be aware of all the concepts. In a plane mirror, image of an object is laterally inverted, same colour, size and formed in front of object in mirror. Light travels in straight lines and this is the reason that the opaque object obstructs the light forming a shadow behind. Light always travels in straight pathway. (d) In which figure the laws of reflection of light are followed? Introduction – Light plays a very crucial role in our daily life. But, when light falls on it from the side, rectangular shadow is formed on the screen. The objects which give out light of their own are called luminous objects. – It is a simple device to indirectly see the bright objects. Sources of Light– The light is produced by natural as well as artificial (man-made) objects. Pinhole cameras consist of a closed box having a small pinhole in the front and having translucent screen at the back. What is mirror? Example: moon. Except the time of sleeping we require light to do almost every work. Mainly there are two types of object based on their light emitting property: Luminous Objects: An object which has a tendency to produce light are known as luminous objects. Conclusion- On the basis of allowing light to pass or not, the objects are classified into transparent, translucent and opaque. All the questions are confined to NCERT Textbook only. It works on the principle of straight pathway of light. In case if the incidence angle is smaller, shadow is longer. It is because light is essential for formation of an image in the mirror. Register online for Science tuition on Vedantu.com to score more marks in your examination. They are called umbra and penumbra respectively. What happens to light passing through a hand lens that makes the image of … Q.4 In a completely dark room, if you hold up a mirror in front of you, will you see a reflection of yourself in the mirror? The object must be placed in the path of light. Black coloured rays show the incident rays while the blue coloured rays show the reflected rays. It works on the principle of straight pathway of light. e.g.- The Sun, The Stars, Fireflies or glow-worms, The glowing electric bulb, the burning candles, burning matchsticks etc. This phenomenon of bouncing back of light is known as reflection. A Pinhole camera is used to indirectly see the bright objects like the Sun. I. All questions and answers from the Living Science Book of Class 6 Science Chapter 12 are provided here for you for free. To know about transparent, translucent and opaque objects. 11. Q.4 What is shadow? Light always travels in straight pathway. What are necessary conditions for formation of a shadow? An object which does not allow passage to light is called an opaque object. These solutions for Light, Shadows And Reflections are extremely popular among Class 6 students for Science Light, Shadows And Reflections Solutions come handy for quickly completing your homework and preparing for exams. Required fields are marked *. Light is produced by light emitting sources called luminous objects. To differentiate between shadow and image. Image is the same size and color as the object. Light waves may change their direction upon striking a surface. (a) Figure 1 shows which type of reflection of light? If a dark coloured shadow of the object is cast on the screen, then which of the following could be? On the same side if the incidence angle is bigger, the shadow is smaller. Mirrors and Reflections (a) Screen         (b) Light               (c) Opaque object             (d) All of these, 13. Light is a form of energy that gives sensation of vision to our eyes. To understand straight pathway of light. To have skills to prepare pinhole camera and use a pinhole camera. Write the two characteristics of images formed by a mirror? The light is produced by natural as well as artificial (man-made) objects. This is the reason we can see objects in a pinhole camera. Beautiful patterns are formed in an optical device because of, refection and re-reflection. Free PDF download of Important Questions with solutions for CBSE Class 6 Science Chapter 11 - Light, Shadows and Reflections prepared by expert Science teachers from latest edition of CBSE(NCERT) books. Right side of the object appears to be left in image and vice-versa. Answer: The objects which emit light of their own are called luminous bodies, e.g., the sun, the stars, etc. A wax coated paper . in absence of light. Q2: Shadows formation shows that light (a) can travel in vacuum (b) travels in straight lines (c) exhibits wave nature. When an opaque object comes in the path of light it forms (a) an image with colours (b) shadow (c) black and white image (d) depends on the colour of the light. Why? Question 1: A light source is incident on an object “P”. Prepare a Kaleidoscope and write its construction and working. The darker part of shadow is called. Pinhole camera is made up of translucent butter paper. The dark coloured patch formed on the screen opposite to the light by an opaque object is called shadow. We can clearly see through a transparent object. (i) On the diagram above draw a ray of light to show how George sees the light from the lamp reflected by the laptop screen. When a ray of light falls on a surface like glass which has shiny and glossy properties from where light gets reflected. CLASS TEST 2    Time=30 Minutes   Marks= 4 x 5 =20. Ans: 9. Reflection occurs mainly on the mirror surface as incident light gets reflected when it falls on a clear surface and due to reflection the image formed is always erect. Precautions- The pinhole made in the lager box should not be wide otherwise clear image of object will not be formed. CLASS TEST 1    Time=30 Minutes   Marks= 4 x 5 =20. A Pinhole camera is used to indirectly see the bright objects like the Sun. Transparent, Translucent and Opaque Objects– Those objects through which light can pass completely are called transparent objects. The reflected light can be re-reflected by keeping again and again by keeping mirrors the way. 1. Straight pathway of Light– The light travels always in linear or rectilinear or straight pathway. The following Topics and Sub-Topics are covered in this chapter and are available on MSVgo: Introduction What is Light? Light and its Reflection. image in the mirror. Light, shadows and reflection Worksheet-3 . Choose three statements that are correct. Which of the following is a/are luminous object? Mirrors can be – Plane mirrors and spherical mirrors. What is it’s use? Subscribe to class 6 science videos course by Don't Memorise. To differentiate between shadow and image, 5. It works on the principle that light travels in a straight line. 5. An Object through which light is completely passed known as transparent object. Online Test for Class 6 Physics Light Shadow and Reflection . 3. To understand about luminous and non-luminous objects, 2. Chapter 11: Light, Shadows and Reflections. An iron ball . 3. This happens because light travels in a straight line. Why the direction of light changes when light falls on plane mirror? When shadow of a tree is larger and smaller than the tree? What is / are essential for formation of shadow? a) A shadow b) A reflection c) A fog d) A problem 2) When an object moves closer to a light source, its shadow... a) Gets smaller b) Gets bigger c) Changes shape d) Stays the same size 3) The sun shines on a person, creating a shadow. Source of light: An object which emits light, is called a source of light. e.g.- The Sun, The Stars, Fireflies or glow-worms (or Jugnu) are some of natural sources of light. Get all videos of chapter light shadows and reflections for a year. To understand shadow formation conditions, 4. Shadow is formed by an opaque object when light falls on it. During morning and evening shadow is larger. The sunlight passing through the leaves of a large tree produces numerous circular images of the sun on the ground. 2. 7. How reflected light can be re-reflected? Non - Luminous Object: An object which does not have a tendency to produce light known as a non-luminous object. Based on this, answer the following questions-. (a) A ball     (b) A ruler scale    (c) A circular steel tumbler   (d) An ice-cream cone. When light falls on it from the top, circular shadow is formed on the screen. An inverted (upside down) image of burning candle was observed on the butter paper. To know refection of light and re-reflection by mirrors. During morning and evening shadow is larger. The colour of shadow is dark irrespective of the colour of object. Then shadow is formed on the screen. For the formation of a shadow, a source of light, an opaque object and a screen are required. We can see through a translucent object but the vision would be murky. Classify Objects Based on its Light Producing Property? It is a form of energy which makes objects visible as we cannot see objects in darkness. These MCQ Questions on Light Shadows and Reflection class 6 with answers pave for a quick revision of the Chapter thereby helping you to enhance subject knowledge. Q.1 What is a pinhole camera? e.g.- The Sun, The Stars, Fireflies or glow-worms, The glowing electric bulb, the burning candles, burning matchsticks etc. Use a ruler. Class 6 Physics Light Shadow and Reflection: Mirror and Reflection: Mirror and Reflection. In this page, we are providing Light Shadows and Reflection Class 6 Extra Questions and Answers Science Chapter 11 pdf download. The Sunlight propagates from the Sun to the Earth. Man Made Source of Light: Source of light which is prepared by humans is known as man made source of light. Q.1 Rearrange the boxes given below to make a sentence that helps us understand opaque objects. But, its direction changes due to air. The brightness of a luminous object decreases as we move away from it. The sunlight passing through the leaves of a large tree produces numerous circular images of the sun on the ground. Science; CBSE Class 6 Science - Light. We can see the light of a fixed candle from a long pipe when the pipe is straight, but when the pipe is bent we cannot see the light of the candle. Figure showing: observations of light through hollow and bended pipes. Which of the following is necessary for formation of shadow? 10. Natural Source of Light: Source of light which is already present in nature known as natural source of light. – Those objects through which light can pass completely are called transparent objects. Once the tube is bent at some angle, it is not possible to see the source of light through it. MCQ Questions for Class 6 Science: Ch 11 Light, Shadow and Reflections Abhishek 12 Sept, 2020 MCQ Questions for Class 6 Science: Ch 11 Light, Shadow and Reflections 1. Luminous vs Non-Luminous Objects Rectilinear Propagation of Light What is Reflection? 6. e. g.-The glowing electric bulb, the burning candles, burning matchsticks are examples of artificial sources of light. e. g. The light coming out of a torch, motor car, The Sun etc. e.g.- The planets, moon, books, bench, desk, etc. An object which has a tendency to produce light are known as luminous objects. Light, Shadows and Reflections Q1. Its size is larger or smaller. For this, take a cylindrical tube; which can be easily bent. Transparent, Translucent and Opaque Objects. Question 1. ... (iii) The phenomenon of left appearing right and right appearing left on reflection from a mirror is called _____. Here in this Page Class VI Students can Learn Extra Questions & Answer 11th Chapter Science fully Inside. Pro Lite, Vedantu The sun and a light bulb are the example for _____ object. In order to score good marks, students need to study the answers given in this solution. Class 6 Science Chapter 11 Extra Inside Questions and Answers – Light Shadows and Reflections. This device is-, (a)  Periscope     (b) Spectroscope       (c) Kaleidoscope      (d) Telescope, (a) Very small hole                                   (b) Translucent screen, (c) Opening for eyes                                 (d) All of these. Which is not essential in formation of a shadow? Note the shape by orienting the rectangular textbook in different directions. 8. Light Shadows and Reflection Class 6 Extra Questions Science Chapter 11 NCERT Extra Questions for Class 6 Science Chapter 11 Light Shadows and Reflection Transparent Opaque And Transculent Objects Question 1. Its size and shape change according to direction of light or orientation of object. Transparent Object: An Object through which light is completely passed known as transparent object. Requirements- Pencil, Rubber ball, Sheet of writing paper, textbook, plastic ruler, piece of wood, power glasses and torch. One has been done for you: air, water, a piece of rock, ... Read more Grade 6 Light Shadows and Reflection … This smaller box was inserted in a slightly larger box having a tiny hole (pinhole) facing the butter paper of smaller box. Sun is the universal source of light. It is used to view objects like trees and buildings. Give two examples each of natural and artificial sources of light. 5. Worksheets have become an integral part of the education system. Some common examples of sources of light are sun, bulb,etc. The light travels always in linear or rectilinear or straight pathway. Ans- In a dark room I will not be able to see my reflection i.e. Three things are required for the formation of shadow, viz a source of light, an object and a screen. What is shadow? NCERT Class 6th Chapter 11 Lights, Shadow and Reflection, NCERT Class 6 free solutions, www.educationphile.com. A piece of glass . Bujhoo and Paheli observed the shadow of a tree at 9:00 A.M., 12:00 P.M. and   3:00 P.M. When a ray of light falls on an opaque object, a dark patch is formed on the other side of the object whether it is on ground or it is on screen present on the other side of the object. Example: Sun, bulb, etc. The shadows are not uniformly dark. (b) Figure 1 shows which type of reflection of light? Then shadow is formed on the screen. It is smaller during noon. Ans. Light from the lamp is reflected by the laptop screen. Features of Image Formed Due to Reflection. Prepare a Pinhole camera and write its construction and working. Light can completely pass through transparent objects, partially pass through translucent objects and do not pass through opaque objects. Which of the following statement is correct about their observation about the shape and size of the shadow of tree? Some materials like glass, spectacle, lens etc. Example: bulb, candle, torch, etc. Class 6 Science Chapter 11 MCQ Online Tests help the students during the exams also. Q1: Rectilinear propagation of light means,... (a) Light can bend like curves. Light travels in straight lines. In which of the following the speed of light is fastest? Periscope is based on which principal of light-, (a) Refraction of light                            (b) Reflection of light, (c) Diffraction of light                            (d) Interference of light, 14. Which of the following is kept at position A to get this patch of light? Question 2. Theory-Light can completely pass through transparent objects, partially pass through translucent objects and do not pass through opaque objects. 3. Introduction– Light plays a very crucial role in our daily life. Q. Regular reflection. The objects which do not produce light of their own are called non-luminous objects. Shadow–The dark coloured patch formed on the screen opposite to the light by an opaque object is called shadow. Vedantu academic counsellor will be calling you shortly for your Online Counselling session. Mirror is an object which reflects light. Example: moon. (e) In nature generally which refection of light from objects can be correlated with which figure? Central inner part is darker than outer surrounding part. Here we have given NCERT Class 6 Science Notes Chapter 11 Light, Shadows and Reflection. Light travels in (a) straight line (b) curved line (c) zig-zag line (d) randomly. Far the source of light is, smaller is the shadow. 2. It can be smaller than object, bigger than object or same size to object. Save my name, email, and website in this browser for the next time I comment. Q.2 What is reflection of light? For example, sun, torch, etc. Answer: When light rays after striking the smooth and shiny surface return to same medium, this phenomenon is called reflection of light. Central inner part is darker than outer surrounding part. Check the below NCERT MCQ Questions for Class 6 Science Chapter 11 Light Shadows and Reflection with Answers Pdf free download.
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