FM1 - Combining forces Flashcards
1
Q
What do you need to know about the multiply forces acting on the resultant force?
A
The size of all the different forces and their direction
2
Q
What is a force?
A
A vector quantity
3
Q
What does a vector quantity have?
A
Size and direction
4
Q
What does a scalar quantity have?
A
Only size
5
Q
Give some examples of vector quantities
A
- Force
- Velocity
- Displacement
- Acceleration
- Momentum
(mostly physical quantities)
6
Q
Give some examples of scalar quantites
A
- Mass
- Temperature
- Time
- Length
7
Q
How do you work out the resultant force?
A
Combine vectors - work along the same line
