Question

multiple choice
listen
what form of energy enters the earths system from outside the system?
a energy from the sun
b energy from wind
c energy from food
d energy from earths core

Explanation:

The sun is an external source to the Earth - system. Wind energy is a result of solar - heating differences in the atmosphere. Food energy ultimately comes from plants that use solar energy for photosynthesis. Energy from the Earth's core is internal to the Earth system.

Answer:

A. energy from the sun