Question

what is the principal source of energy on the Earth's surface? and explain it​

Answer 1

Explanation:

The principal source of energy on the Earth's surface is SUN.Because Sun gives light to us for doing various activities like helps in photosynthesis,gives heat energy etc.

Answer 2

Answer:

Solar Energy is the principal source of energy on the Earth's surface.

Explanation:

• Solar Energy help plants prepare food through the process of photosynthesis.
• plants give out oxygen in the process of photosynthesis.
• Oxygen is required by all living beings to survive.