Electrons flowing through a wire can be compared to ______ flowing through a hose.

• syrup

• water

• air

___________ is the flow of electrons.

• Electromagnetism

• Magnetism

• Electricity

____________ is the FORCE or PRESSURE of electricity and is compared to the amount of water pressure in a hose.

• Voltage

• Current (amps)

• Watts (power)

____________ is the AMOUNT of electricity and is compared to the amount of water in a hose.

• Voltage

• Current (amps)

• Watts (power)

____________ is the term for WORK performed by electricity.

• Voltage

• Current (amps)

• Watts (power)

Tags

NGSS.MS-PS3-5

Materials that allow electrons to move easily from

atom to atom are called ___________ .

• insulators

• conductors

Materials that do not allow electrons to flow easily

are called ____________ .

• conductors

• insulators

What is the primary function of a resistor in an electrical circuit?

• To increase the current

• To decrease the voltage

• To limit the flow of current

• To store electrical energy

Which of the following materials is a good conductor of electricity?

• Rubber

• Glass

• Copper

• Wood

What is the unit of electrical resistance?

• Ohm

• Volt

• Ampere

• Watt