Magnets and Circuits Review

Which best describes a parallel circuit?

• Electricity flows along one pathway.
• The flow of electricity comes from one source. 
• Electricity flows along more than one pathway. 
• The flow of electricity comes from more than one source. 

What is one problem with using a series circuit? 

• It has a lot of series. 
• If one goes down, they all go down! 
• It doesn't work properly.
• There are no problems. 

What is one benefits of using a parallel circuit?  

• It gets confusing.
• There are no problems.
• If one goes down, it does not affect the others. 
• It has parallel lines.

Tags

NGSS.MS-ETS1-1

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

Bits of paper are attracted to the surface of this balloon.  What attracts the paper pieces to the balloon?

• Friction
• Static Electricity
• Magnetism
• Potential Energy

Tags

NGSS.MS-PS2-3

Will the light bulb in this circuit light and why/why not?

• yes, because it has two batteries
• no, because the switch is open
• yes, because it is in a circuit
• no, because the bulb is burned out

Tags

NGSS.4-PS3-2

Current is referred to as:

• flow of protons

• circuits
• flow of electrons
• batteries

wood is a _____?

• conductor
• insulator

Tags

NGSS.MS-PS3-3

NGSS.MS-PS3-4

The strongest part of a magnet is...

• the bars.
• the force field.
• the poles. 
• the middle.

Tags

NGSS.MS-PS2-3

If you wrap more coils around an electromagnet, it will become...

• brighter
• stronger
• weaker
• invisible