The first step in any investigation a.) perceiving a question b.) forming a hypothesis

Where was goodyear located? a) northeast b) southeast c) northwest d) southwest

If you rub a balloon on a piece of fabric or carpeting and then hold it against your head, your hair can stand on end. use what you have learned in this lesson to explain why this happens.

Calculate the iq of a 20 year old who has the mental age of 25