Introduction to Energy

Which of the following is the SI Unit of Current?

• Ampere

• Ampare

• Amprer

• A

A Charging system producing 14.5 Volts with a current flow of 43.5 Amps, what is the circuit resistance

• 58

• 0.33

• 13

• 1

this circuit is .....?

• open
• parallel
• closed
• The cutest little circuit evah!

What is this symbol?

• resistor
• switch
• battery
• bulb

What type of circuit is pictured?

• series
• Parallel

If a toaster produces 12 ohms of resistance in a 120-volt circuit, what is the amount of current in the circuit?

• 5A

• 10A

• 15A

• 20A

This circuit has a 24 volt battery and the resistor is 8 ohms. How many amps are running through the circuit?

• 3 Amps
• 192 Amps
• 2 Amps
• 4 Amps

Why electrical wiring usually are covered with a layer of plastic?

• To make it look pretty

• To help electricity flow along the wire

• To make it safe

• To add more energy

What unit of measure is for resistance?

• ohms

• ampere

• voltage

• watts

If the voltage stays the same and resistance is increased, what will current do? 

• Increase
• Decrease
• Stay the same
• X