circuits 1

Why is electrical wiring usually are 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.4-PS3-2

NGSS.5-PS1-3

A material that does NOT let electricity pass through it is called ...

• An electrical conductor

• An electrical insulator

• An electrical source

• An electric appliance

An incomplete circuit is shown.
To complete the circuit, a wire should be placed from —

• Point D to Point C
• Point B to Point C
• Point A to Point D
• Point B to Point D

Tags

NGSS.4-PS3-2

This circuit has a battery, buzzer, and switch.
When the switch is closed the buzzer will sound because -

• the switch gives energy to the battery
• the buzzer is made of special plastic
• the wires are cooled by the surrounding air
• electricity can flow in a complete path

Tags

NGSS.4-PS3-2

Which of the following can work as an energy source?

• Battery
  
• Light bulb
• Wire
  
• All of them

Tags

NGSS.4-PS3-2

Which bulbs will light?

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

Tags

NGSS.3-PS2-3

NGSS.4-PS3-2

Choose the correct sentence.

• This circuit will work because it is an open circuit.
• This circuit will work because it is a closed circuit.
• This circuit will NOT work because it is an open circuit.
• This circuit will NOT work because it is a closed circuit.

Tags

CCSS.RI.4.8

CCSS.RI.5.8

CCSS.RI.6.1

CCSS.RL.4.5

CCSS.RL.6.1

A complete circuit has .......

• a motor in it
• a switch in it
• two bulbs in it
• no breaks in it

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.4-PS3-2

NGSS.4-PS3-4