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20 Cards in this Set

  • Front
  • Back
NEWTON
It is the force needed to move 1 kilogram so that it speeds up by 1 meter per second every second.

CIRCUIT BREAKER
A safety device that switches off and opens a circuit when too much current is flowing.

KINETIC ENERGY

The energy of motion

WATT

A unit for measuring power.

MECHANICAL ENERGY

Energy that can move objects.

GENERATOR

A device that uses a magnet
to change mechanical energy into electricity

POTENTIAL ENERGY

Stored energy an object has because of its position.

RADIANT ENERGY

Energy that can flow through empty space.

POWER

Energy divided by time

DRY CELL
A battery that changes chemical energy to electric energy in a nonliquid material.

KILOWATT-HOUR

1,000 watts used over a period of one hour.

JOULE

A unit for measuring work and energy.
ELECTRIC ENERGY
Energy carried by electricity

CHEMICAL ENERGY

Energy released by chemical charges.

NUCLEAR ENERGY

Energy released when nuclei of atoms split or join.

NEWTON

The unit for measuring force

FORCE

Anything that changes the speed or direction of an object.

WET CELL

A battery that changes chemical energy to electric energy in a liquid.

WORK =

Force x distance
1 newton x 10 meters
10 newtons-meters

FUSE

A safety device that melts and opens a circuit when too much current is flowing.