FM1 - Combining forces

Question 1

What do you need to know about the multiply forces acting on the resultant force?

Answer 1

The size of all the different forces and their direction

Question 2

What is a force?

Answer 2

A vector quantity

Question 3

What does a vector quantity have?

Answer 3

Size and direction

Question 4

What does a scalar quantity have?

Answer 4

Only size

Question 5

Give some examples of vector quantities

Answer 5

• Force
• Velocity
• Displacement
• Acceleration
• Momentum

(mostly physical quantities)

Question 6

Give some examples of scalar quantites

Answer 6

• Mass
• Temperature
• Time
• Length

Question 7

How do you work out the resultant force?

Answer 7

Combine vectors - work along the same line