The smallest unit of a chemical element that can still retain the properties of that element
Atom
100
A quantity that describes the capacity to do work; a source of usable power
Energy
100
One of the fundamental states of matter in which molecules
do not have fixed volume or shape
Gas
100
A plan of inquiry that uses science process skills as a tool to
gather, organize, analyze, and communicate information
Scientific Method
200
A quality that tends to produce movement or acceleration of a body in the direction of its application; a push or pull
Force
200
A subatomic particle having zero charge, found in the nucleus of an atom
Neutron
200
Energy stored in an object due to the object’s configuration
and position
Potential Energy
200
A solid, liquid, or gas that possesses inertia and is capable
of occupying space
Matter
200
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
Experiment
300
Rate of change in velocity, usually expressed in meters per second: involves an increase or decrease in speed and/or a change in direction
Acceleration
300
A subatomic particle having a positive charge and which is found in the nucleus of an atom
Proton
300
A form of energy resulting from the temperature difference between a system and its surroundings
Heat
300
The amount of matter an object contains
Mass
300
A procedure that is carried out in order to observe a
response caused by a stimulus; not a complete experiment
Investigation
400
A force that opposes the relative motion of two mate
Friction
400
A stable elementary particle that is negatively charged and orbits the nucleus of an atom
Electron
400
The energy possessed by a body because of its motion
Kinetic Energy
400
A measure of the amount of space an object takes up; also
the loudness of a sound or signal
Volume
400
The event, condition, or factor that can be changed or
controlled in order to study or test a hypothesis in a scientific experiment
Variable
500
The time-rate at which a body changes its position; defined as displacement divided by the time of travel
Velocity
500
A substance that cannot be reduced to a simpler substance by chemical means
Element
500
Internal energy found by adding the kinetic energy of
particles making up a substance
Thermal Energy
500
The bouncing off or turning back of light, sound, or heat
from a surface
Reflection
500
A set of objects, organisms, or different parts acting to form a whole