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Class 7 · Science · Curiosity

11. Light: Shadows and Reflections

Chapter test

Practise 5 questions from this chapter

Timed, with answers, explanations and where your marks went.

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Try question 1

A shadow is formed when light is blocked by an

Answer and explanation

Answer: A. opaque object

Opaque objects do not let light pass through.

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Try question 2

Shadows show that light travels

Answer and explanation

Answer: A. in a straight line

If light bent around objects, sharp shadows would not form.

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Try question 3

Which of these is a luminous object?

Answer and explanation

Answer: B. The Sun

The Sun gives out its own light; the Moon reflects sunlight.

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All 5 questions of this chapter, with explanations →