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- 1. Multiple Choice
Which of the following properties is the reason for shadows to be formed ?
Reflection of light
Refraction of light
Scattering of light
Light always travels in a straight line
- 2. Fill in the Blank
What image is formed in a pinhole camera ?
- 3. Fill in the Blank
A ______ is formed when rays of light are blocked by an opaque object .
- 4. Fill in the Blank
An object that gives out its own light is called ________
- 5. Fill in the Blank
We can see the moon because it reflects _______ into our eyes.
- 6. Fill in the Blank
Light travels in _________ lines.
- 7. Fill in the Blank
The property of light by which it travels in straight lines is called. _________ propagation of light.
- 8. Fill in the Blank
Shadow is formed in the direction ________ to the source of light.
- 9. Multiple Choice
Light passes partially through _________ Material
Transparent
Rough
Opaque
Translucent
- 10. Multiple Choice
What does the Moon do?
Produces Heat
Reflects the Suns light
Produces light
- 11. Multiple Choice
How are shadows formed?
Shadows are formed when an Transparent object is placed in the middle of a source of light and a screen.
Shadows are formed when a shadow is placed in the middle of a source of light and a screen.
Shadows are formed when an Opaque object is placed in the middle of a source of light and a screen.
- 12. Multiple Choice
Which of these are natural sources of light?
Fire Fly
Torch
Sun
Light Tube
- 13. Multiple Choice
As the object moves closer to the source of light, the size of the shadow
increases
decreases
remains the same
is too small to see
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