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- 1. Multiple Choice
What is a shadow ?
Reflection's other name
When something blocks the light it forms a shadow
It is a form of light
None
- 2. Multiple Choice
Light travels in______
Curves
Everywhere
Straight line
It does not travel
- 3. Multiple Choice
True/False
A wooden block is transparent.
True
False
- 4. Multiple Choice
An object that gives out its own light is called ________
Luminous object.
Nothing
Non luminous object
Sun
- 5. Multiple Choice
We need _________ to see the things around us.
Light
Sound
Eyes
Glasses
- 6. Fill in the Blank
The property of light by which it travels in straight lines is called. _________ propagation of light.
- 7. Multiple Choice
Light passes partially through _________ Material
Transparent
Rough
Opaque
Translucent
- 8. Multiple Choice
Bouncing back of light from shining surfaces is called
Refraction
Reflection
Bending
Dispersion
- 9. Multiple Choice
Which of the following is not a luminous object?
Star
An energized light bulb
Planets
A burning match stick
- 10. Multiple Choice
Pinhole camera produces ___________
an inverted and enlarged image
an erect and enlarged image
an Inverted and small image
an erect and small image
- 11. Multiple Choice
In which type of object light will get completely absorbed?
Transparent
Translucent
Opaque
All of them
- 12. Multiple Choice
A solar eclipse is an eclipse that occurs when the moon passes between the ______________
Earth and Mercury
Sun and Mercury
Earth and Venus
Sun and Earth
- 13. Multiple Choice
When an object moves closer to a light source, its shadow...
Gets smaller
Gets bigger
Changes shape
Stays the same size
- 14. Multiple Choice
Which of the following does not have light of its own?
a torch
a lamp
the moon
the sun
- 15. Multiple Choice
What is a Luminous object?
if we cannot see through the object it is called luminous object
if we can see the object but not clearly it is called luminous object
if a object emits light of its own it is called luminous object
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