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- 1. Multiple Choice
what is the speed of light?
-3,00,000 km per second
-2,00,000 km per second
-4,00,000 km per second
-5,00,000 km per second
- 2. Multiple Choice
Light is a form of ______ that is essential for the existence of life.
chemical
expression
term
energy
- 3. Multiple Choice
Nothing can travel faster than light in the whole universe
False
True
- 4. Multiple Choice
The object that does not produce it's own light is called
Luminous objects
Dark
Bright
Non Luminous objects
- 5. Multiple Choice
Objects that produce their own light are called
Luminous objects
Non luminous objects
Bright
Dark
- 6. Multiple Choice
Light travels in a _________ path
Straight
Curved
Slanting
None of these
- 7. Multiple Choice
Light is formed from ___________ object.
Opaque
Translucent
Transparent
- 8. Multiple Choice
light passes through opaque object
true
false
- 9. Multiple Choice
light passes through transparent objects
true
false
- 10. Multiple Choice
shadows only have one color
true
false
- 11. Multiple Choice
during a ____________ eclipse the moon casts a shadow on the earth
solar
lunar
- 12. Multiple Choice
during a ____________ eclipse the earth forms a shadow on the moon
lunar
solar
- 13. Multiple Choice
What is the best explanation for a person seeing himself in the mirror?
reflection
refraction
absorbed
flipped
- 14. Multiple Choice
When light bounces back it is _____
Reflected
Refracted
Optical Density
Absorbed
- 15. Multiple Choice
Which term describes when light bounces off of a smooth surface?
Refraction
Transmission
Reflection
Absorption
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