Electricity and Magnetism

Determine how the following factor would affect the amount of resistance: cooler temperature

• increase resistance

• decrease resistance

• would not affect resistance

Determine how the following factor would affect the amount of resistance: insulating material

• increase resistance

• decrease resistance

• would not affect resistance

Determine how the following factor would affect the amount of resistance: thick wire

• increase resistance

• decrease resistance

• would not affect resistance

The unit for current is the 

• Volt

• Ohm

• Electron

• Amp

What is the unit for resistance?

• Volts

• Amperes

• Ohms

If the battery produced 12.6 Volts and what would be the current flow be for a 6 Ohm resistor

• 2.1 Amps

• 2.4 Amps

• 1.71 Amps

• 15 Amps

What voltage is needed to cause a 2A current flow through a 10Ω resistor?

• 5V

• 0.2V

• 20V

• 200V

Electricity that flows in a closed path is called a

• path

• current

• circuit

What type of circuit is pictured?

• series

• parallel

In a series circuit, how is the brightness of a light bulb affected when another bulb is connected?

• It gets brighter

• It stays the same

• It gets dimmer

• It goes out