Infrared Radiation- Emission Absorption And Uses

Question 1

Shiny light coloured surfaces absorb infrared radiation slower or quicker than black Matt colours?

Answer 1

Slower.

Question 2

Do hotter surfaces emit radiation faster or slower than cooler surfaces?

Answer 2

Faster.

Question 3

Are objects absorbing and emitting infrared radiation at the same time?

Answer 3

Yes.

Question 4

What happens if infrared radiation is emitted faster than it is absorbed?

Answer 4

Then the object cools down.

Question 5

All objects emit and absorb infrared radiation.

True or false?

Answer 5

True.