FM1 - Combining forces Flashcards

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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

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2
Q

What is a force?

A

A vector quantity

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3
Q

What does a vector quantity have?

A

Size and direction

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4
Q

What does a scalar quantity have?

A

Only size

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5
Q

Give some examples of vector quantities

A
  • Force
  • Velocity
  • Displacement
  • Acceleration
  • Momentum

(mostly physical quantities)

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6
Q

Give some examples of scalar quantites

A
  • Mass
  • Temperature
  • Time
  • Length
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7
Q

How do you work out the resultant force?

A

Combine vectors - work along the same line

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