What is the purpose of an experiment

to see what the end result is I guess. Any particular kind of experiment?

An experiment is a procedure carried out to support, refute, or validate a hypothesis. An experiment provides insight into cause-and-effect by demonstrating what outcome occurs when a particular factor is manipulated.

it creates acid rain

the atmospheric gas that forms a mild acid when dissolved in water is called carbon dioxide. the correct answer is a. 2.) chemical weathering would cause an inscription on a marble headstone to become harder and harder to read over time.