MEDIUM
MYP:3
IMPORTANT
Earn 100

What causes magnetic force?

Important Questions on How Do We Put Electricity and Magnetism to Work?

EASY
MYP:3
IMPORTANT
What happens if you cut a magnet into two, separating the two poles? 
EASY
MYP:3
IMPORTANT
A dielectric is charged when it gains extra electrons or loses some of its electrons to another object. What will be the charge on the dielectric in each case?
MEDIUM
MYP:3
IMPORTANT
Find out more about lightning conductors and see how we can control the effects of lightning strokes on building.
EASY
MYP:3
IMPORTANT
Electric current is the flow of electric charge through a conductor. In which direction does the electrons move?