I need help with this. Lab: Conservation of Linear Momentum
Assignment: Lab Report Urgent!!

Chemical energy is a form of energy. a. heat b. kinetic c. potential d. electromagnetic

Which statement is the best definition of an atom? a) anything that has mass and occupies space. b) the smallest particle that has the properties of an element. c) a substance that cannot be broken down chemically into simpler substances. eliminate d) the smallest unit of a substance that exhibits all of the properties characteristic of that substance.

Idon’t know the answer to it and am stuck.