Physical Science Q4 flashcard

Front

What opens and closes a circuit?

Back

switch

Front

Which component in a circuit is used to measure the current flowing through it?

Back

Ammeter

Front

Metals such as copper and aluminum are good _______________.

Back

conductors

Front

________________________ (Amps) is the unit for current. (Symbol)

Back

A

Front

Ω (________________________) is the unit for resistance.

Back

Ohm

Front

Do insulators have very little electrical resistance?

Back

False

Front

What is the unit of power?

Back

watts

Front

Current is measured in ________, voltage is measured in ________, and resistance is measured in ________.

Back

Current is measured in amperes, voltage is measured in volts, and resistance is measured in ohms.

Front

Voltage of a circuit with resistance 5 Ω and current 2 A?

Back

10 V

Front

If the battery produced 18 Volts what would be the current flow for a 6 Ohm resistor?

Back

3 A