Science= A field of study concerned with observing and interpreting facts that are readily reproduced.

Fact= An actual happening,something that is definitely true.

Hypothesis= A statement about something that is yet to be verified through experiments.A declaration based on a few facts and requires further clarification.

Law= A brief but precise statement about a number of related facts.

Theory= A declaration similar to but more formal than a hypothesis and is based on more facts.

Matter= Anything that occupies space and has a mass.

Energy= The capacity to perform work.