science
Grade6
Easy
Question
Which of the following objects casts a dark shadow?
- Trunk of a tree
- Air
- Clear water
- Glass door
Hint:
Opaque objects cast shadows because they do not let light to pass through them.
The correct answer is: Trunk of a tree
- Opaque objects cast shadows because they do not let light to pass through them. Hence, they form a dark patch on the other side of the object. Transparent and translucent objects do not cast shadows because they let light pass through them. Hence, they don't form any dark patches.
- Since Trunk of tree is opaque hence it will cast a shadow.
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