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Olympiad Test: Light, Shadows And Reflection - 1


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20 Questions MCQ Test Science Olympiad Class 6 | Olympiad Test: Light, Shadows And Reflection - 1

Olympiad Test: Light, Shadows And Reflection - 1 for Class 6 2022 is part of Science Olympiad Class 6 preparation. The Olympiad Test: Light, Shadows And Reflection - 1 questions and answers have been prepared according to the Class 6 exam syllabus.The Olympiad Test: Light, Shadows And Reflection - 1 MCQs are made for Class 6 2022 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for Olympiad Test: Light, Shadows And Reflection - 1 below.
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Olympiad Test: Light, Shadows And Reflection - 1 - Question 1

Light is a form of energy that is produced by a:

Detailed Solution for Olympiad Test: Light, Shadows And Reflection - 1 - Question 1

Luminous objects which produce their own light.
For ex. Sun , etc.

Olympiad Test: Light, Shadows And Reflection - 1 - Question 2

Why do the shadows made by the sun change in size during the course of the day?

Detailed Solution for Olympiad Test: Light, Shadows And Reflection - 1 - Question 2

Shadows change size during the day because of the position of the Sun. When the Sun is overhead shadows are short. At dusk and at dawn shadows are long.

Olympiad Test: Light, Shadows And Reflection - 1 - Question 3

If a capital letter R is seen in an ordinary plane mirror, what does it look like?

Olympiad Test: Light, Shadows And Reflection - 1 - Question 4

The image of an object formed in the water is:

Detailed Solution for Olympiad Test: Light, Shadows And Reflection - 1 - Question 4

it is inverted and of the same size 

Olympiad Test: Light, Shadows And Reflection - 1 - Question 5

Ishani saw the sun at different positions in the sky at different times of the day. Which one of the following is the cause for her observations?

Olympiad Test: Light, Shadows And Reflection - 1 - Question 6

Which of the following will not form a circular shadow?

Olympiad Test: Light, Shadows And Reflection - 1 - Question 7

When the moon comes in between the sun and the earth in a straight line, then a solar eclipse is formed. The eclipse occurs because of the __________.

Olympiad Test: Light, Shadows And Reflection - 1 - Question 8

In a completely dark room, if you hold up a mirror in front of you, you will see:

Olympiad Test: Light, Shadows And Reflection - 1 - Question 9

Sanchit performed the following experiment: In a dark room, Sanchit took a flashlight, placed a cardboard in front of the flashlight and made a small hole at the centre of the cardboard. Then he switched on the flashlight.

He observed that the light appears to come out from the small hole in a straight line.Conclusion of the above experiment could be:

Olympiad Test: Light, Shadows And Reflection - 1 - Question 10

Butter paper is an example of _______ object.

Olympiad Test: Light, Shadows And Reflection - 1 - Question 11

Deepti is a dentist. She uses a mirror to focus light on the tooth of a patient. Look at the following pictures and find out that what kind of mirror she uses?

Detailed Solution for Olympiad Test: Light, Shadows And Reflection - 1 - Question 11

Concave mirrors are spherical mirrors with the curved surface facing inwards. Concave mirrors used by dentists are called “Mouth Mirrors”. They provide a clear and magnified image of the tiniest of the things in the mouth and thus help the dentist identify the problem.

Olympiad Test: Light, Shadows And Reflection - 1 - Question 12

If you stand before a plane mirror, your left hand appears right. This phenomenon is:

Detailed Solution for Olympiad Test: Light, Shadows And Reflection - 1 - Question 12

Lateral inversion is a phenomenon in which left appears to be right and vice versa. It is due to the direction that light follows when it strikes a reflecting surface, generally a mirror.

Olympiad Test: Light, Shadows And Reflection - 1 - Question 13

Shadow is formed due to:

Detailed Solution for Olympiad Test: Light, Shadows And Reflection - 1 - Question 13

Shadows are formed when something comes into the path of light through which light rays couldn 't pass as light travels in straight line (or rectilinear propagation). It forms on the opposite side of the light source.

Olympiad Test: Light, Shadows And Reflection - 1 - Question 14

Sanchit, Ananya, Ruhi and Rohit are discussing light, shadow and reflection. Choose the incorrect statement.

Olympiad Test: Light, Shadows And Reflection - 1 - Question 15

Three identical towels of green, blue and red colours are hung on a clothesline in the sun. What would be the colour of shadows of these towels?

Olympiad Test: Light, Shadows And Reflection - 1 - Question 16

Look at the two pictures above and choose the correct statement given below.

Olympiad Test: Light, Shadows And Reflection - 1 - Question 17

The image given above depicts:

Detailed Solution for Olympiad Test: Light, Shadows And Reflection - 1 - Question 17

A pinhole camera is a simple camera without a lens but with a tiny aperture, a pinhole camera – effectively a light-proof box with a small hole in one side. Light from a scene passes through the aperture and projects an inverted image on the opposite side of the box, which is known as the camera obscura effect.

Olympiad Test: Light, Shadows And Reflection - 1 - Question 18

The following picture is an example of a:

Olympiad Test: Light, Shadows And Reflection - 1 - Question 19

There are two imaginary objects A and B. Object A reflects more than object B. Therefore, object A is likely to be _________ object B.

Olympiad Test: Light, Shadows And Reflection - 1 - Question 20

One night, Ahana was sleeping on her terrace. She looked up at the night sky and observed the things she could see. She made a list of the sources of light in night sky. What should she have written down on her list?

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