How We See Things
In morning the sun is low in eastern horizon hence shadow formed is
longer
shorter
same
equal
longer
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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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