WEST 2026 Final Exam EXTRA CREDIT

Static electricity is not a useful power source because:

• Electrons aren't transfered in bursts of static electricity.
• All energy is released at once.
• It is not a real form of electricity.
• It only occurs in lightning

An electrical current...

• is a steady flow of electricity.
• is a short burst of electricity.
• is a wire along which electricity flows.
• is a power source that supplies electricity.

• A
• B
• C
• D

• A
• B
• C
• D

Which of the devices below run on direct current?

• Device 1
• Device 2
• Device 3
• Device 4

• A
• B
• C
• D

Current is measured in units called:

• a. volts
• b. coulombs
• c. amperes
• d. ohms

Which of the following is considered a “load” in a circuit?

• a. lamp
• b. motor
• c. speaker
• d. all are loads

When you turn a switch “on”, you ______________ it.

• a. voltage
• b. pressurize
• c. close
• d. open

Which of the following would all be connected in parallel?

• a. A lamp and a switch on the wall controlling it.
• b. The streetlamps in your neighborhood.
• c. A string of holiday lights that all go out if one is loose.
• d. None of these are connected in parallel.