Electric Charges Recap

Which of the following are conductors. (Check all that apply)

• copper

• Rubber

• plastic

• Aluminum Foil

• Iron nail.

Which of these statements are false?

• Electricity is the flow of electrons.

• Opposite charges attract

• Most objects can produce electricity

• Like charges rebel.

Cardboard does not allow electricity to flow, therefore cardboard is a(n) __________________.

• conductor

• insulator

The unit for the rate of current is

• Volt
• Ohm
• Electron
• Amp

Tags

NGSS.HS-PS2-5

NGSS.HS-PS3-5

The continuous flow of electric charges through a material is called...

• Electric Field
• Electric Force
• Electric Current
• Electric Circuit

Why do electricians always wrap wires in plastic?

• Plastic comes in many different colors

• Plastic is a good electrical conductor

• Plastic makes the wires easy to bend

• Plastic is a good electrical insulator

In Direct Current (DC) ...

• Electrons flow in the SAME direction

• Electrons flow in DIFFERENT directions

In Alternating Current (AC) ...

• Electrons flow in the SAME direction

• Electrons flow in DIFFERENT directions

Tags

NGSS.MS-PS2-3

What is static electricity?

Tags

NGSS.MS-PS2-5

The electricity in our house is

• AC

• DC