Multiple choice

When we go out with an umbrella in the sun, which of the following options holds good?

  1. The umbrella allows all the heat falling on it to pass through it.

  2. The umbrella reflects back all the heat falling on it.

  3. The umbrella absorbs all the heat falling on it.

  4. A part of the heat falling on the umbrella is reflected, part of it is absorbed and the rest is transmitted.
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

When the heat from the sun falls on an umbrella, a part of it is reflected, a part of it is absorbed and the rest may be transmitted.

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