Science Vocab

Front

Device to measure current in a circuit

Back

ammeter

Front

Electric circuit with multiple paths

Back

parallel circuit

Front

Resistance = Voltage / Current

Back

Ohm's Law

Front

Electric circuit with a single path

Back

series circuit

Front

Device to measure voltage or electrical energy difference

Back

voltmeter

Front

Rate of energy transfer; unit is watt.

Back

power

Front

Charges flow directly from the Earth during a short circuit.

Back

grounded

Front

Safety device with a metal strip that melts if too much current flows.

Back

fuse

Front

Round prong of a plug connecting appliance metal to safety grounding wire.

Back

third prong

Front

Reusable safety switch that breaks the circuit when current is too high

Back

circuit breaker