Rate of change in velocity, usually expressed in meters per second; involves an increase or decrease in speed and/or a change in direction.
What is acceleration?
100
The smallest unit of a chemical element that can still retain the properties of that element.
What is an atom?
100
Unit of energy; the amount of heat needed to raise one gram of water one degree Celsius at standard atmospheric pressure.
What is a calorie?
100
A substance made up of a combination of two or more elements held together by chemical bonds that cannot be separated by physical means.
What is a compound?
100
Factor being measured or observed in an experiment.
What is the dependent variable?
200
The peak or highest point on a wave.
What is a crest?
200
A substance that cannot be reduced to a simpler substance by chemical means.
What is an element?
200
The transmission of heat through a medium and without the motion of the medium.
What is conduction?
200
One of the fundamental states of matter in which molecules do not have fixed volume or shape.
What is gas?
200
The factor that is changed in an experiment in order to study changes in the dependent variable.
What is the independent variable?
300
A quality that tends to produce movement or acceleration of a body in the direction of its application; a push or a pull.
What is force?
300
A particle, object, or system that lacks a net charge.
What is a neutral?
300
Heat transfer in a gas or liquid by the circulation of currents from one region to another.
What is convection?
300
Electromagnetic radiation that lies within the visible range.
What is light?
300
A procedure that is carried out and repeated under controlled conditions in order to discover, demonstrate, or test a hypothesis; includes all components of the scientific method.
What is an experiment?
400
Amount of distance traveled divided by time taken; the time-rate at which any physical process takes place.
What is speed?
400
A subatomic particle having zero charge, found in the nucleus of an atom.
What is a neutron?
400
The process in which a liquid is converted to its vapor phase by heating the liquid.
What is evaporation?
400
One of the fundamental states of matter with a definite volume but no definite shape.
What is a liquid?
400
A plan of inquiry that uses science process skills as a tool to gather, organize, analyze, and communicate information.
What is the scientific method?
500
The distance between crest of a wave.
What is a wavelength?
500
A subatomic particle having a positive charge and which is found in the nucleus of an atom.
What is a proton?
500
The energy possessed by a body because of its motion.
What is kinetic energy?
500
A solid, liquid, or gas that possesses inertia and is capable of occupying space.
What is matter?
500
The event, condition, or factor that can be changed or controlled in order to study or test a hypothesis in a scientific experiment.