Chapter 4: Dispersion of Light - Science Mcqs for Grade 7


Q.  An example of 'refraction' of light is

a. water
b. wall
c. brick
d. metal


ANSWER: See Answer
 
No explanation is available for this question!
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MCQs:  When light enters a dense medium, it
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MCQs:  A blackboard looks black because it
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MCQs:  When light strikes the far edge of a dense object, it refracts
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MCQs:  The light that is refracted the most, is
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MCQs:  If angle of incidence of light entering a dense object is zero, then light will
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MCQs:  White light can also be made by
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MCQs:  If light enters the glass with an angle of 42 degree or greater, the light will
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MCQs:  We see yellow color in our eyes because
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MCQs:  Due to large angle of incidence, the light
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MCQs:  To notice the rainbow, the rain should be
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MCQs:  Light can only pass through
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MCQs:  Sound is an example of a longitudinal wave because sound waves move forwards periodically displacing molecules in
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MCQs:  The wave and a ray that could be present at the top and bottom of seven lights are
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