Question

which among the following is an experiment, not a law or theory or not a hypothesis? 1) a student added measured amounts of acid to a rolaids tablet to test whether it really consumes 47 times its weight in excess stomach acid 2) the universe may have been formed by a massive explosion that propelled matter into a vacuum 3) michael jordan is perhaps the greatest pure shooter to ever play professional basketball 4) heat always flows from hot objects to cooler ones, not in the opposite direction

Explanation:

1. A student adding measured amounts of acid to a Rolaids tablet is an experiment as it involves a hands - on test to verify a claim.
2. The idea about the universe's formation is a hypothesis as it's a proposed explanation.
3. The statement about Michael Jordan is an opinion, not related to scientific concepts.
4. The heat - flow statement is a law (second law of thermodynamics in a basic sense).

Answer:

1. A student added measured amounts of acid to a Rolaids tablet to test whether it really consumes 47 times its weight in excess stomach acid