Class 6 - Science - Light, Shadows And Reflections - Worksheet
Fill in the blanks with suitable words.
1. Object like the sun that give out or emit light of their own are called ______________ object.
2. Light travels in a straight line and this is known as _________ propagation of light
3. _________________ are formed when an opaque object comes in the path of light
4. Polished surfaces produce ____________________ reflection which causes glare in our eyes.
5. _______ helps us to see the objects around us.
6. ______________________objects allow light to pass through them completely.
7. ______________________ objects do not allow the light to pass through it at all.
8. _______________________ objects allow the light to pass through them partially.
9. Stars are ________________ sources of light.
10. Shadows are of two kinds named _________ and ____________.
11. Gaps between the leaves of a tree act as ___________ and give ___________ images of the sun on ground.
12. Pinhole camera produces an _________ and small image.
13. The material that light passes through is called a _________.
14. This bouncing of light by any smooth surface is called ___________ of light.
15. The light from the sun reaches the earth in ______ minutes.
Answers:
1: luminous
2: rectilinear
3: Shadows
4: regular
5: Light
6: Transparent
7: Opaque
8: Translucent
9: natural
10: umbra, penumbra
11: pinholes, circular
12: inverted
13: medium
14: reflection
15: 8.3
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