U2L3 Electricity Review

What is an electrical circuit?

• lets you turn the energy on and off
• a closed path where where electricity flows
• stop electricity from flowing through

What is a battery?

• switch
• voltage source

• insulator

Tags

NGSS.MS-PS3-5

A student began building a circuit to light a bulb.  What else does the student need to produce light?

• a battery that has energy
• a wire that is insulated
• a switch that is open
• another bulb of the same size

Tags

NGSS.3-5-ETS1-1

NGSS.4-PS3-2

What kind of circuit is this?

• Series
• Consecutive
• Parallel
• Training

Which bulbs will light?

• 1 and 2
• 2 and 3
• 3 and 4
• 4 and 2

Tags

NGSS.MS-PS3-5

Why won’t the light bulb in the circuit pictured here light up?

• The wires from the second light bulb are not connected to the battery
• The wires are not connected between the light bulbs 
• The wires are not connected to both sides of the first light bulb
• The wires are too long to complete the circuit 

Tags

NGSS.MS-ETS1-2

The flow of electricity is called...

• circuit

• load

• electrical current

• power source

Why is electrical wiring usually covered with a layer of plastic?

• To make it look pretty

• To help electricity flow along the wire

• To make it safe

• To add more energy

Tags

NGSS.MS-ETS1-1

Why is electrical wiring usually made from copper?

• Because copper is shiny

• Because copper conducts electricity

• Because copper is not magnetic

• Because copper insulate electricity

Tags

NGSS.MS-PS2-3

What is a circuit with several paths for electricity to flow?

• conductor

• series circuit

• parallel circuit

• open circuit