1. Y7 – TERM 2 REVISION Draw the magnetic field around the bar magnet:
Why do cars have a maximum speed?
What are the advantages of using electromagnets compared to regular magnets?
What is drag?
Give three ways in which you can increase the strength of an electromagnet: -
List 3 magnetic materials: -
List 3 non-magnetic metals:
What is a resultant force?
List some uses of electromagnets:
How can forces affect motion? -
Explain the difference between hard and soft magnets and give an example of each:
Explain what is meant by terminal velocity:
What is acceleration?
Write down the equation, with units which links force, mass and acceleration:

2. For each scenario on this page, write what size and direction of each resultant force is and then describe the motion of the object.
5 N
100 N
2 N
4 N
6 N
5 N
500 N
2 N
Size of Resultant Force:
Direction:
Motion:
Size of Resultant Force:
Direction:
Motion:
Size of Resultant Force:
Direction:
Motion:
1 N
4 N
70 N
5 N
5 N
6 N
3 N
50 N
50 N
1 N
4 N
40 N
Size of Resultant Force:
Direction:
Motion:
Size of Resultant Force:
Direction:
Motion:
Size of Resultant Force:
Direction:
Motion: