They either frow on other organisms and get there food or they eat it feom a dead animal
2. Process to test hypotheses
ATP is the cell's energy, the mitochondria (aka the power house of the cell) is what produces ATP. The process is called Cellular Respiration.
The sun rays that hit the equator are hotter because the equator is pointed more to the sun
Rays that strike the poles arent that effective because of the earths tilt, and it's rotating and revolving constantly