Science {Exam Revision Term 4}

Question 0

Components:

Answer 0

Parts of a circuit.

Question 1

Circuit Diagram:

Answer 1

A simplified and shorthand version of a circuit diagram.

Shows how all the components in a circuit are connected.

Question 2

Current:

Answer 2

The flow of charge.

Question 3

Electric Circuit:

Answer 3

The path down which charge flows.

Question 4

Ion:

Answer 4

Charged atom by the loss or gain of electrons.

Question 5

Static Electricity:

Answer 5

The build up of electric charge on a surface.

Question 6

Ammeter:

Answer 6

An instrument that measures current.

Question 7

Ampere:

Answer 7

The unit used to measure current.

Unit for Amps: A

Question 8

Dry Cell:

Answer 8

A compact cell that uses a paste and not liquid for an electrolyte.

Question 9

Electrolyte:

Answer 9

A conducting solution in a battery.

Question 10

Ohm:

Answer 10

The unit used to measure resistance.

Unit for Ohm’s- (omega)

Question 11

Parallel Circuit:

Answer 11

When components in a circuit are connected in branches adjacent to one another.

Question 12

Resistance:

Answer 12

A measure of how difficult it is for a current to pass.

Question 13

Series Circuit:

Answer 13

When components are connected with each other in a single line.

Question 14

Transformer:

Answer 14

Device that increases or decreases voltage provided to a circuit.

Question 15

Voltage:

Answer 15

A measure of the amount of energy provided to chafes or used by them.

Question 16

Voltmeter:

Answer 16

An instrument that measures voltage.

Question 17

Volts:

Answer 17

The unit used to measure volts.

Unit for volts: V

Question 18

Wet Cell:

Answer 18

A cell that uses liquid electrolyte.