What is a quality that tends to produce movement or acceleration of a body in the direction of its application; a push or a pull
100
Proton
What is a subatomic particle having a positive charge and which is found in the nucleus of an atom
100
Evaporation
What is the process in which a liquid is converted to its vapor phase by heating the liquid
100
Fulcrum
What is the pivot point of a lever
100
System
What is a set of objects, organisms, or different parts acting to form a whole
200
Frequency
What is the number of cycles or waves per unit time
200
Electromagnetic Radiation
What is the emission and propagation of the entire range of the electromagnetic spectrum including: gamma rays, x-rays, ultraviolet radiation, visible light, microwaves, and radio waves
200
Heat
What is a form of energy resulting from the temperature difference between a system and its surroundings
200
Gas
What is one of the fundamental states of matter in which molecules do not have fixed volume or shape
200
Variable
What is the event, condition, or factor that can be changed or controlled in order to study or test a hypothesis in a scientific experiment
300
Friction
What is a force that opposes the relative motion of two material surfaces in contact with one another
300
Energy
What is a quantity that describes the capacity to do work; a source of usable power
300
Kinetic energy
What is the energy possessed by a body because of its motion
300
Inclined plane
What is a type of simple machine; a slanted surface that makes it easier to move a mass from a lower to a higher point
300
Mass
What is the amount of matter an object contains
400
Gravitation
What is a force of attraction between two masses
400
Energy transfer
What is a change of energy from one form to another (e.g., mechanical to electrical, solar to electrical)
400
Potential energy
What is energy stored in an object due to the object’s configuration and position
400
Lever
What is a type of simple machine; consists of a rigid bar that pivots about a fulcrum, used to transmit and enhance power or motion
400
Matter
What is a solid, liquid, or gas that possesses inertia and is capable of occupying space
500
Gravity
What is the observed effect of the force of gravitation
500
Entropy
What is a measure of randomness or disorder of a closed system
500
Radiation
What is emission of energy in the form of rays or waves
500
Light
What is electromagnetic radiation that lies within the visible range
500
Mixture
What is he product of a thorough blending of two or more substances, not chemically combined