Acceleration	Speed	Velocity	Force	Friction
The rate of change of velocity with respect to time a= Δv/t	The distance traveled by an object divided by the time interval during which the motion occurred S= d/t	The rate of change of position and direction with respect to time V= d/t	An action exerted on a body in order to change the body’s state of rest	A force that opposes motion between two surfaces that are in contact

An object’s change in position relative to a reference point	The temperature at which a liquid boils	The measure of the average kinetic energy of the particles in an object	The stored energy resulting from the relative positions of objects in a system PE= mgh	The energy of a moving object due to its motion KE= ½ mv^2
Motion	Boiling point	Temperature	Potential Energy	Kinetic Energy

Conduction	Convection	Humidity	Matter	Mass
Process by which heat or electricity is transmitted through a material or body without movement of the medium itself	The circulatory motion that occurs in a fluid at a non-uniform temperature owing to the variation of its density and the action of gravity	The amount of moisture in the atmosphere	Anything that has mass and takes up space	A measure of the amount of matter in an object

Decay Rate	Pitch	Chemical properties	Physical properties	Weight
The rate at which a radioactive isotope disintegrates until a final non-radioactive isotope is formed.	The property of sound that is determined by the frequency of the waves producing it; highness or lowness of sound	Chemical characteristics of a substance that distinguish it from other substances	A property of a material that can be observed without changing the chemical makeup of the material	The measure of the gravitational force exerted on an object

Reflection	Refraction	Solubility	Solution	Sound waves
The throwing back by a body or surface of light, heat or sound without absorbing it	Deflection from a straight path undergone by a light ray or energy wave in passing obliquely from one medium into another in which its velocity is different	The amount of a substance that will dissolve in a given amount of another substance	A homogeneous mixture of two or more substances uniformly dispersed throughout a single phase	Mechanical radiant energy that is transmitted by longitudinal pressure waves in a material medium

Radiation

The process of emitting radiant energy in the form of waves or particles