Ch. 34 Electric Current

AC stands for ___.

• Alternating Current
• Attraction Connections

DC stands for ____ and is used in batteries.

• Distant Current
• Don't Current
• Direct Current

In an AC switch electrons flow _____ every 60 seconds.

• the same direction
• back and forth
• horizontal

A path that is made for an electric current is?

• Static electricity
• conductor
• A circuit
• resistor

What is current measured in?

• Inches
• Amperes
• Centimeters
• Newtons

What is electric current?

• A flow of electric charges
• static electricity
• two objects repelling from each other
• batteries

What is resistance measured in?

• Ω (Ohms)
• V (Volts)
• A (Amps)
• W (Watts)

What is the unit of power?

• Ohms

• Volts
• Amps
• Watts

What voltage is needed to produce 2A of current through a 10Ω resistor?

• 20V
• 0.2V
• 5V
• 2V

A _______ transforms mechanical energy to electric energy.

• solar cells

• fuel cells

• generators