The property of an object, due to its mass, that causes it to resist any change in its motion unless overcome by a force.
100
Electron
A stable elementary particle that is negatively charged and orbits the nucleus of an atom.
100
Heat
A form of energy resulting from the temperature difference between a system and its surroundings.
100
Solution
A mixture of two or more substances uniformly dispersed throughout a single phase.
100
Experiment
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.
200
Speed
Amount of distance traveled divided by time taken; the time-rate at which any physical process takes place.
200
Element
A substance that cannot be reduced to a simpler substance by chemical means.
200
Kinetic energy
The energy possessed by a body because of its motion.
200
Vibration
A repetitive movement around an equilibrium point.
200
Investigation
A procedure that is carried out in order to observe a response caused by a stimulus; not a complete experiment.
300
Trough
The lowest point on a wave.
300
Neutral
A particle, object, or system that lacks a net charge.
300
Potential energy
Energy stored in an object due to the object’s configuration and position.
300
Volume
A measure of the amount of space an object takes up; also the loudness of a sound or signal.
300
Scientific method
A plan of inquiry that uses science process skills as a tool to gather, organize, analyze, and communicate information.
400
Velocity
The time-rate at which a body changes its position; defined as displacement divided by the time of travel.
400
Netron
A subatomic particle having zero charge, found in the nucleus of an atom.
400
Heat
A form of energy resulting from the temperature difference between a system and its surroundings.
400
Wedge
A type of simple machine that consist of an inclined plane used to separate two objects.
400
System
A set of objects, organisms, or different parts acting to form a whole.
500
Wavelength
The distance between crest of a wave.
500
Protron
A subatomic particle having a positive charge and which is found in the nucleus of an atom.
500
Kinetic energy
The energy possessed by a body because of its motion.
500
Wheel & Axle
A type of simple machine that consists of a rod driven through the center of a cylinder that is allowed to rotate
freely, yielding a mechanical advantage equal to the cylinder’s diameter.
500
Variable
The event, condition, or factor that can be changed or controlled in order to study or test a hypothesis in a scientific experiment.