Question

According to the theory of global warming, the average temperature of Earth’s air began rising rapidly when humans first started burning fuels such as oil. Burning these fuels releases carbon dioxide into the air. Scientists have observed that carbon dioxide traps heat from the Sun in Earth’s atmosphere. They have also observed ice melting in some areas.

Which part of the scientific cycle does the graph directly represent?

Answer 1

expriments i cant spell but you get the point

Step-by-step explanation:

Answer 2

I think experiments.

Step-by-step explanation: