Physical Science Ch 11

Front 1

electricity

Back 1

flow of electons

Front 2

static electricity -

Back 2

buildup of electrical charges

Front 3

Amepere -

Back 3

The unit used to describe how much electric current flows through a wire.

Front 4

electric current -

Back 4

movement of electrons from one place to another.

Front 5

circuit -

Back 5

Path for electric current.

Front 6

Closed circuit-

Back 6

complete, unbroken path for electric current.

Front 7

open circuit -

Back 7

incomplete or broken path for electric current.

Front 8

Schematic diagram-

Back 8

A diagram that uses symbols to show the parts of a circuit.

Front 9

Conductor-

Back 9

Material through which electricity passes easily.

Front 10

Insulator -

Back 10

Material through which electicity does not pass easily.

Front 11

Resistance -

Back 11

Measure of how easily electric current will flow through a material.

Front 12

Ohm-

Back 12

the unit used to measure resistance.

Front 13

Battery-

Back 13

A source of voltage that changes chemical energy into electrical energy.

Front 14

Dry cell battery-

Back 14

Electric power source with a dry or pastelike center.

Front 15

Electromotive force-

Back 15

The push that keeps electrons moving in an electric circuit.

Front 16

Volt-

Back 16

Metric unit used tok measure electromotive force.

Front 17

Voltage -

Back 17

The energy that a power source gives to electrons in a circuit.

Front 18

Terminal -

Back 18

Points where electrons leave or enter a battery,

Front 19

Wet cell battery-

Back 19

Electric ower source with a liquid center.

Front 20

Direct current-

Back 20

current that flows in one direction.

Front 21

Alternating current-

Back 21

Current that changes direction regularly.

Front 22

Series circuit

Back 22

circuit in which all current flows through a single path.-