5.6B Circuits Warm Up Mar22

When a circuit is open, the circuit is _________?

• On

• Off

In the picture, 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 charge

Tags

NGSS.3-PS2-3

Why is electrical wiring usually made from copper?

• Because copper is shiny

• Because copper conducts electricity

• Because copper is not magnetic

• Because copper insulates electricity

Tags

NGSS.4-PS3-2

NGSS.5-PS1-3

A fifth grade class constructed this circuit.  Which of these objects most likely made the light glow when connected to points X and Y?

• plastic straw
• cotton string
• aluminum foil
• rubber eraser

Tags

NGSS.4-PS3-2

Which light will be brighter and why?

• Bulb A because its circuit is closed
• Bulb B because its circuit is closed
• Bulb B because it has more volts
• Bulb A because it has less volts

Tags

NGSS.4-PS3-2

Look at the four ways that you could connect a battery, a paper clip, a light bulb, and some wire.

Which one of these would light the bulb?

• 
• 
• 
• 

Tags

NGSS.4-PS3-2

Sara wants to make an electric circuit. She gathers the items shown here.

What other item does Sara need to make a complete circuit.

• a battery

• a switch

• an insulator

• a conductor

Brayson made the circuit shown here in his science class. What is the most likely reason that the bulb is not lit?

• The bulb is cracked.

• He did not use the right size battery.

• He used too many pieces of wire.

• He left the switch open.

Tags

NGSS.4-PS3-2

The rubber coating on a wire cord is __________________ because it does not allow electricity to pass through to you.

• magnetic

• a conductor

• an insulator

• a circuit

A material that allows electricity to flow through the circuit without disruption is known as a _______________.

• Switch

• Transformer

• Conductor

• Source

Tags

NGSS.4-PS3-2