A student touches a hot stove and immediately withdraws her hand from it. Signals from her hand to her brain instruct her body to quickly remove her hand from the hot stove. Which body system initiated this response?

The nervous system was the cause of this occurrence.

Explanation:

Neurons are a part of the nervous system and they alert the brain when your body experiences pain so that you can feel it and know it is hurting.

when atoms of different types of elements join together, they make molecules called compounds. water consists of compound molecules made up of 2 hydrogen atoms and 1 oxygen atom. this is why it's called h2o. water will always have 2 times the number of hydrogen atoms as oxygen atoms.