Unit 9B - Definitions - Forces and Motion Flashcards
1
Q
Weight
A
A force acting on an object due to gravity (N)
2
Q
Mass
A
The amount of matter in an object (kg)
3
Q
Directly proportional
A
Describes a relationship where two variables increase at the same ‘rate’ (e.g. if one doubles, the other will double too)
4
Q
Newton’s third law
A
When two objects interact, the forces on each other are equal, opposite and the same type
5
Q
Centripetal Force
A
The (resultant) force causing circular motion
