Circuits 4th

Levi is wanting to light a bulb.  What does he need to get the bulb to light?

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

Which statement is true?

• The light bulb will light up because the  circuit is complete.
• The light bulb will light up because the  circuit is broken.
• The light bulb will not light up because the  circuit is complete.
• The light bulb will not light up because the  circuit is broken.

Would would best complete this circuit?

• A wire
• A switch
• A battery
• A light bulb

Tags

NGSS.MS-ETS1-1

This circuit is .....?

• open
• parallel
• closed
• shows the flow of electricity

When all parts of the circuit are connected, it is a ______ circuit. 

• open
• closed

When you flip a light switch on and off you are closing and opening a circuit.

• true
• false

What is a switch's function in a circuit?

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

Look at the picture.  What causes the light bulb not to 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 

Pick the correct sentence.

• This circuit will work because it is a closed circuit.
• Energy will freely flow in this circuit.
• This circuit will not work because there is no energy source.
• This circuit will not work because there is no switch.

A battery can be a ______________ in an electric circuit.

• energy source

• load

• switch