Physics Spring Final

If a resistor is added to a parallel circuit, the total resistance:

• increases
• decreases
• remains the same

When one light bulb burns out, the rest stay lit. This is a ____ circuit.

• series
• parallel

The job of a battery in a circuit is to...

• make the charges
• move the charges
• charge the charges
• electrify the charges

What do resistors do to charges?

• stop the charges
• speed up the charges
• reverse the charges
• slow the charges

Resistors use up the charges.

• true
• false

What kind of charge is required to light a light bulb?

• positive
• negative
• neutral
• moving

If 3 amps go into a resistor, how many amps come out of the resistor?

• 3
• more than 3
• less than 3
• impossible to determine

Most conductors are made out of what material?

• metal
• wood
• plastic
• glass

Charges move out of both ends of the battery.

• true
• false

To increase the resistance of a circuit, you should connect the resistors in ...

• parallel
• series