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
100
having a definite shape and a definite volume; one of the
fundamental states of matter
What is Solid
100
a set of objects, organisms, or different parts acting to form
a whole
What is System
200
force of air moving objects
What is Air resistance
200
a subatomic particle having a positive charge and which is
found in the nucleus of an atom
What is Proton
200
a quantity that describes the capacity to do work; a source
of usable power
What is energy
200
one of the fundamental states of matter in which molecules
do not have fixed volume or shape
What is Gas
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
300
the peak or highest point on a wave
What is Crest
300
a stable elementary particle that is negatively charged and
orbits the nucleus of an atom
What is Electron
300
a form of energy resulting from the temperature difference
between a system and its surroundings
What is Heat
300
a piece of glass with polished plane surfaces that disperses
a beam of white light into its component colors
What is Prism
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 Experiment
400
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
400
a substance that cannot be reduced to a simpler substance
by chemical means
What is Element
400
the process of changing from a gas (i.e., water vapor) to a
liquid (i.e., dew); the act of making more dense or compact
What is Condensation
400
the amount of matter an object contains
What is Mass
500
amount of distance traveled divided by time taken; the
time-rate at which any physical process takes place
What is Speed
500
a particle, object, or system that lacks a net charge
What is Neutral
500
heat transfer in a gas or liquid by the circulation of currents
from one region to another
What is Convection
500
a type of simple machine that consist of an inclined plane
wrapped around a cylinder
What is Screw
500
a plan of inquiry that uses science process skills as a tool to
gather, organize, analyze, and communicate information