Magic of Electrons Unit 2

What device can be used to introduce some amount of resistance into a circuit?

• parallel circuit

• resistor

• fixed resistor

• switch

A circuit that has more than one path for electrons to flow is a...

• parallel circuit

• resistor circuit

• fixed circuit

• switch

A mechanical device used to connect or disconnect a component in a circuit is called a...

• capacitor

• transistor

• diode

• switch

A device that only allows current to flow in one direction...

• capacitor

• transistor

• diode

• switch

An electrical device used to store electrical charge that is greater than the electrical supply is capable...

• capacitor

• transistor

• diode

• switch

A small electrical device used in a circuit as an amplifier or switch to control a larger current...

• capacitor

• transistor

• diode

• resistor

The unit of measure of electrical resistance...

• ohms

• volt

• current

• voltameter

The movement of electrons in a conductor...

• current

• parallel circuit

• voltage

• electricity

Resistors that have a value that con not be changed...

• fixed resistor

• parallel resistor

• thermistor

• potemsisnometer

A map of an electronic circuit...

• binary system

• logic gate

• schematic

• switch