What is 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 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 Calorie
heat transfer in a gas or liquid by the circulation of currents from one region to another
100
a physical change that occurs when matter changes to
another state (i.e., liquid, gas, or solid)
What is Change of state
100
electromagnetic radiation that lies within the visible range
What is Light
200
a force of attraction between two masses
What is Gravitation
200
a particle, object, or system that lacks a net charge
What is Neutral
200
heat transfer in a gas or liquid by the circulation of currents from one region to another
What is convection
200
a reaction or a change in a substance produced by
chemical means that results in producing a different
chemical
What is Chemical change
200
factor being measured or observed in an experiment
What is Dependent Variable
300
amount of distance traveled divided by time taken; the time-rate at which any physical process takes place
What is Speed
300
a stable elementary particle that is negatively charged and orbits the nucleus of an atom
What is Electron
300
a quantity that describes the capacity to do work; a source of usable power
What is Energy
300
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
300
the factor that is changed in an experiment in order to study
changes in the dependent variable
What is Independent variable
400
the time-rate at which a body changes its position; defined as displacement divided by the time of travel
What is Velocity
400
a subatomic particle having zero charge, found in the nucleus of an atom
What is Neutron
400
the energy possessed by a body because of its motion
What is Kinetic energy
400
one of the fundamental states of matter in which molecules
do not have fixed volume or shape
What is Gas
400
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 Experiment
500
the property of an object, due to its mass, that causes it to resist any change in its motion unless overcome by a force
What is Inertia
500
a subatomic particle having a positive charge and which is found in the nucleus of an atom
What is Proton
500
a form of energy resulting from the temperature difference
between a system and its surroundings
What is Heat
500
having the property of attracting iron and certain other
materials by virtue of a surrounding field of force
What is Magnetic
500
a set of objects, organisms, or different parts acting to form
a whole