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:

This option describes a hands - on activity with measurements to test a claim, which is an experiment. Option 2 is a hypothesis about the universe's formation. Option 3 is an opinion. Option 4 is a law (thermodynamic principle).

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