Question

Consider the following factors:

1. Radiation

2. Conduction

3. Convection

Which of the above factors are responsible for heating of earth's atmosphere?

• A. Only 1 and 2
• B. Only 1 and 2
• C. Only 1 and 2
• D. All of the above

Answer 1

The correct option is D

All of the above

Heating of earth's surface involves radiation from sun. In turn Earth's surface heats the layers above it through conduction of sun's radiation and by transmission of heat by upward movement of air current or convection.