SNC1W Electricity Exam review

A good conductor of electricity is

• wood

• rubber

• copper plastic

• plastic

Answer explanation

Conductor: allows the flow of electric current

What produces DC current?

• nuclear

• solar

• wind

• hydroelectric

Answer explanation

Tags

NGSS.HS-PS3-3

Rub a glass rod with plastic. The glass rod will take on a ________charge.

• negative

• positive

• neutral

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

Static electricity is a result of the movement, build up, or deficit of ________.

• protons

• neutrons

• electrons

• atoms

Answer explanation

Tags

NGSS.MS-PS2-3

Which one will NOT generate a static electric charge?

• skates on ice

• socks dragged across carpet

• air currents in a storm cloud

• rubber tires on pavement

Answer explanation

Tags

NGSS.MS-PS2-3

Which method of generating electrical energy produces greenhouse gases?

• geothermal

• hydroelectric

• nuclear

• biomass

Answer explanation

Tags

NGSS.MS-ESS3-4

The symbol for current is

• R

• A

• V

• I

Answer explanation

Tags

NGSS.HS-PS2-5

The symbol for potential difference

• E

• P

• V

• R

Answer explanation

https://youtu.be/S90Zmbb6Do4

The symbol for resistance is

• E

• R

• 
• V

Answer explanation

Which device uses AC (alternating current)

• toaster

• cell phone off of the charger

• flashlight on batteries

• battery operated smoke detector

Answer explanation

https://youtu.be/PjYxmmU3MCE