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
100
the smallest unit of a chemical element that can still retain
the properties of that element
What is an atom
100
a form of energy resulting from the temperature difference
between a system and its surroundings
What is heat
100
one of the fundamental states of matter in which molecules
do not have fixed volume or shape
What is gas
100
a set of objects, organisms, or different parts acting to form
a whole
What is system
200
the observed effect of the force of gravitatio
What is Gravity
200
a subatomic particle having a positive charge and which is
found in the nucleus of an atom
What is a proton
200
emission of energy in the form of rays or waves
What is radiation
200
electromagnetic radiation that lies within the visible range
What is light
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 the crest
300
a substance that cannot be reduced to a simpler substance
by chemical means
What is an element
300
energy stored in an object due to the object’s configuration
and position
What is potential energy
300
a type of simple machine; consists of a rigid bar that pivots
about a fulcrum, used to transmit and enhance power or
motion
What is lever
300
a procedure that is carried out in order to observe a
response caused by a stimulus; not a complete experiment
What is investigation
400
amount of distance traveled divided by time taken; the
time-rate at which any physical process takes place
What is speed
400
a stable elementary particle that is negatively charged and
orbits the nucleus of an atom
What is a electron
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 liquid
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
a force of attraction between two masses
What is Gravitation
500
a particle, object, or system that lacks a net charge
What is neutral
500
a quantity that describes the capacity to do work; a source
of usable power
What is energy
500
having the property of attracting iron and certain other
materials by virtue of a surrounding field of force
What is magnetic
500
a plan of inquiry that uses science process skills as a tool to
gather, organize, analyze, and communicate information