Which contributes to the greenhouse effect?
A. moving tectonic plates
C
B. warming water during El Niño
C. burning organic matter
D. eroding rocks and soil

Kelly ran electricity though a sample of water using electrolysis. the water changed into two gases, x and y. it was not possible to break down the gases x and y into simpler particles.

Many animals cannot sweat to maintain a stable body temperature. what is one other way animals can cool down?

What is the function of the somatic nervous system? connects the brain and the spinal cord to the rest of the body carry signals to the muscles and glands includes all nerves controlling the muscular system and external sensory receptors controls internal organs like the heart and bladder