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26 Cards in this Set

  • Front
  • Back

energy

the ability to do work

force

a push or a pull

pitch

how high or low a sound is

sound

a form of energy that comes from objects that vibrate

temperature

a measure of how hot or cold something is

thermometer

a tool that is used to measure temperature

vibrate

to move back and forth quickly

volume

how loud or soft a sound is

work

what is done when a force changes an object's motion

absorption

to take in

circuit

the path that is made of parts that work together to allow current to flow

conductor

a material which heat or electric current moves through easily

electricity

an electrical current

gears

a simple machine with teeth that increases the force needed to push or pull something

heat

the flow of energy from a warmer object to a cooler object

inclined plane

a simple machine with a flat slanted surface that is raised at one end; also known as a ramp

insulator

a material that heat or electrical current does not move through easily

lever

a simple machine that consists of a straight bar that moves on a fixed point, or fulcrum

physical property

a characteristic of matter that you can observe

pulley

a simple machine that uses a rope and wheel to move an object

simple machines

a machine with few or no moving parts

switch

a device that allows you to control the flow of electric current through a circuit

tension

a force that stretches something

thermal energy

the energy of moving particles of matter

wedge

a simple machine that uses force to split objects apart

wheel and axle

a simple machine that consists of a wheel that moves around a post; the post is called an axle