Class 4

Why 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.4-PS3-2

What is a switch's function in a circuit?

• to make the current hotter or colder
• turn on and off the flow of current
• the pathway that current flows
• to add more power to the circuit

Which will light a bulb?

• A battery and a paper clip
• A battery and a wire
• A paper clip and a wire
• A switch and a wire

Tags

NGSS.MS-PS2-3

All matter is made up of...

• atoms

• electricity

• batteries

Tags

NGSS.5-PS1-1

What type of circuit is this?

• Parallel Circuit

• Open Circuit

• Series Circuit

What type of circuit is this?

• Parallel Circuit

• Open Circuit

• Series Circuit

This is the symbol for a _____?

• switch
• light 
• battery
• wires

This is the symbol for a _____?

• an AC current source
• a DC current source
• a battery
• a single cell

If you replace the paper clip with a plastic spoon, what happens?

• The bulb doesn't light
• The bulb is dimmer
• The wires get hot
• There is no change

Tags

NGSS.3-PS2-3

NGSS.4-PS3-2

What kind of circuit is this?

• series
• parallel

Tags

NGSS.4-PS3-2