How We See Things
An area of darkness which is formed when the light is completely or partially blocked is called a
shadow
blockage
reflection
refraction
shadow
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People cast shadow on ground as they walk because they blockA. view
B. light
C. scene
D. way
Polished metals are
A. smooth
B. shiny
C. reflect light well
D. all of them
Wood is a
A. transparent materials
B. translucent material
C. opaque materials
D. abstract materials
If a light falls on a mirror it will
A. pass through
B. reflect
C. refract
D. intersect
The position of light source can interrupt the shadow’s
A. length
B. position
C. both a and b
D. darkness
Spotting light on stage, laser beam and sunlight through woods are proof for travel of light in
A. curves
B. straight line
C. L shape
D. S shape
Rough surfaces can reflect
A. light
B. heat
C. force
D. energy
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