Year 7 Forces Flashcards
1
Q
What is a force
A
A force is a push, pull or twist
2
Q
How do you measure a force?
A
Newtons (N)
3
Q
What forces are non-contact forces?
A
Gravity and magnetism (repulsion)
4
Q
What forces are contact forces?
A
Friction and air resistance
5
Q
What is a balanced force?
A
A balanced force is two opposite forces applying the same amount of force
5
Q
What is a contact force?
A
A force that needs contact to happen
7
Q
What is the equation to calculate speed?
A
Speed=distance/time
