Voltage, Current, & Resistance — Multiple-Choice Quiz

Electricity flows through a circuit because charges move through a:

• Battery

• Wire or pathway

• Light bulb

• Switch

For charges to move, a circuit must be:

• Open

• Broken

• Closed

• Reversed

Tags

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Voltage is the amount of ______ per charge:

• Distance

• Energy

• Time

• Resistance

Voltage provides the electrical ______ that pushes charges:

• Friction

• Current

• Pressure

• Temperature

The correct unit for voltage is:

The symbol used for voltage is:

• I

• R

• V

• C

The unit for current is:

• Volts

• Ohms

• Amperes

• Coulombs

10. Resistance is how much a material ______ the flow of electrons:

• resists

• conducts

• accelerates

• ignores

The unit for resistance is:

• Volts

• Amps

• Newtons

• Ohms

Voltage can best be compared to:

• Rocks blocking a river

• Water pressure pushing through a hose

• The amount of water flowing

• The length of the hose