Electricity

If you increase the size of the resistor and keep the voltage the same, what will happen to the current?

• Current will increase

• Current will decrease

• Current will stay the same

What is the unit for resistance?

• Volts

• Amperes

• Ohms

What voltage is needed to cause a 2A current flow through a 10Ω resistor?

• 5V

• 0.2V

• 20V

• 200V

What type of circuit is this?

• Series

• Parallel

• Simple

Match the item to the type of electricity.

Groups:

(a) Alternating Current

,

(b) Direct Current

• portable speakers

• tablet

• pretty much anything that runs on a battery

• a flashlight

• your chromebook

• air conditioner

• microwave

• television

• pretty much anything you have to plug to work

• electric toothbrush

• a toaster

• smartphone

• the classroom lights

• refrigerator

What type of energy transformation occurs in a battery-powered flashlight?

• Chemical to Electrical to Light

• Electrical to Chemical to Light

• Light to Chemical to Electrical

• Chemical to Light to Electrical

What is static electricity?

• Electricity generated by solar panels

• A flow of electric charge through a liquid

• A buildup of electric charge on the surface of an object

• The movement of electrons in a circuit

Electricity that flows constantly in one direction on a given path.

• current electricity

• static electricity

• electron pathway

• conductor

What type of electricity is produced by a battery?

• Static electricity

• Solar electricity

• Direct Current (DC)

• Alternating Current (AC)

In a series circuit, how is the brightness of a light bulb affected when another bulb is connected?

• It gets brighter

• It stays the same

• It gets dimmer

• It goes out