Charles' Law
The law that volume of a gas increases with increasing temperature, if the pressure is constant
Visocity
measure of a liquid's resistance to flow
direct current
an electric current that continually flows in one direction
atmospheric pressure
The ratio of the weight of all the air above you to your surface area.
medium
Material through which a wave travels
Cone
One of many cells in the retina of the eye that respond colors.
Nucleus
A region that is located at the center of an atom and contains most of the atom's mass (protons and neutrons)
mechanical energy
sum of the potential energy and kinetic energy in a system
Law of Conservation of Mass
the law that states that mass cannot be created or destroyed in ordinary chemical and physical changes
drag force
A force that opposes the motion of an object through fluid.