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
a particle, object, or system that lacks a net charge
What is nuetral
100
the emission and propagation of the entire range of the electromagnetic spectrum including: gamma rays, x-rays, ultraviolet radiation, visible light, microwaves, and radio waves
What is electronmagnetic energy
100
the pivot point of a lever
What is fulcrum?
100
a set of objects, organisms, or different parts acting to form a whole
What is system?
200
force of air on moving objects
What is air resistance?
200
the smallest unit of a chemical element that can still retain the properties of that element
What is atom
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
in any periodic function (e.g., a wave) the maximum absolute variation of the function
What is amplitude?
300
a subatomic particle having a positive charge and which is found in the nucleus of an atom
What is proton
300
a change of energy from one form to another (e.g., mechanical to electrical, solar to electrical)
What is energy transfer
300
a type of simple machine; a slanted surface that makes it easier to move a mass from a lower to a higher point
What is inclined plane
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 subatomic particle having zero charge, found in the nucleus of an atom
What is neutron
400
a measure of randomness or disorder of a closed system
What is entropy
400
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
400
a procedure that is carried out in order to observe a response caused by a stimulus; not a complete experiment
What is investigation?
500
the change in direction of a wave caused by passing by an obstacle or traveling through an opening
What is diffraction?
500
a substance that cannot be reduced to a simpler substance by chemical means
What is element?
500
the process in which a liquid is converted to its vapor phase by heating the liquid
What is evaporation?
500
electromagnetic radiation that lies within the visible range
What is light?
500
a plan of inquiry that uses science process skills as a tool to gather, organize, analyze, and communicate information