in any periodic function (e.g., a wave) the maximum absolute variation of the function
What is Amplitude
100
the smallest unit of a chemical element that can still retain the properties of that element
What is Atom
100
concentration of matter of an object; number of individuals in the same species that live in a given area; the mass per unit volume of a substance in a given area
What is Density
100
a piece of glass with polished plane surfaces that disperses a beam of white light into its component colors
What is Prism
100
the product of a thorough blending of two or more substances, not chemically combined
What is Mixture
200
the peak or highest point on a wave
What is Crest
200
a change of energy from one form to another (e.g., mechanical to electrical, solar to electrical)
What is Energy transfer
200
one of the fundamental states of matter with a definite volume but no definite shape
What is Liquid
200
the event, condition, or factor that can be changed or controlled in order to study or test a hypothesis in a scientific experiment
What is Variable
200
a solid, liquid, or gas that possesses inertia and is capable of occupying space
What is Matter
300
a force of attraction between two masses
What is Gravitation
300
heat transfer in a gas or liquid by the circulation of currents from one region to another
What is Convection
300
a type of simple machine; consists of a rigid bar that pivots about a fulcrum, used to transmit and enhance power or motion
What is Lever
300
a set of objects, organisms, or different parts acting to form a whole
What is System
300
a type of simple machine; a circular lever, usually a wheel with a groove where a rope can be placed and used to change the direction of a force
What is Pulley
400
the change in direction of a wave caused by passing by an obstacle or traveling through an opening
What is Diffraction
400
the energy possessed by a body because of its motion
What is Kinetic Energy
400
electromagnetic radiation that lies within the visible range
What is Light
400
the force exerted per unit area
What is Pressure
400
a type of simple machine that consist of an inclined plane wrapped around a cylinder
What is Screw
500
a force that opposes the relative motion of two material surfaces in contact with one another
What is Friction
500
a kind of radiation including visible light, radio waves, gamma rays, and X-rays, in which electric and magnetic fields vary simultaneously.
What is Electromagnetic Radiation
500
a reaction; a change in matter from one form to another, without forming new substances
What is Physical change
500
the bouncing off or turning back of light, sound, or heat from a surface
What is Reflection
500
a change in direction of a wave that occurs as it passes from one medium to another of different density