Explain how the motor effect causes this motor to spin
The left hand side of the coil experiences a downward force, the right hand side of the coil experiences an upward force.
Oops!
Check
Okay!
Check
15
Which pole of the Earth's magnetic field is at the "North Pole"?
The south pole
Oops!
Check
Okay!
Check
15
If you are looking from above, which direction will the magnetic field created by this wire be going?
Clockwise (use the right hand thumb rule)
Oops!
Check
Okay!
Check
15
What happens to the distance between magnetic field lines when the field gets stronger?
The field lines get closer together
Oops!
Check
Okay!
Check
15
What will happen to the compass needles when a current flows through the wire?
The needles will line up with the magnetic field created by the current carrying wire
Oops!
Check
Okay!
Check
lifesaver
Give 10 points!
Oops!
rocket
Go to first place!
Okay!
rocket
Go to first place!
Okay!
baam
Lose 25 points!
Oops!
15
What magnetic element does the alloy steel contain?
Iron
Oops!
Check
Okay!
Check
heart
Other team wins 25 points!
Oops!
magnet
Take 10 points!
Okay!
fairy
Take points!
5
10
15
20
25
lifesaver
Give 10 points!
Oops!
15
A steel paper clip is brought into a magnetic field and attached to the end of a bar magnet. The paperclip now behaves as a magnet, what type of magnetism is this?
Induced magnetism
Oops!
Check
Okay!
Check
15
Which pole is Y?
South pole (it is attracting the north pole of the compass)
Oops!
Check
Okay!
Check
15
You bring the north pole of a magnet towards one end of an iron bar and it attracts. What will happen if you take the north pole to the other end of the iron bar.
It will also attract.
Oops!
Check
Okay!
Check
15
Give one way you could increase the strength of the magnetic field created by this solenoid.
Increase the current / increase the number of turns / put an iron bar through the middle
Oops!
Check
Okay!
Check
15
Name a magnetic element
Iron, nickel, cobalt and gadolinium
Oops!
Check
Okay!
Check
monster
Reset all scores!
Oops!
gold
Win 50 points!
Okay!
shark
Other team loses 20 points!
Okay!
lifesaver
Give 15 points!
Oops!
15
What happens to the strength of the magnetic field created by a current carrying wire as you get further from the wire?
