Scalar & vector · worksheet

Student bio data
Q1
Define a vector quantity.
Q2
Define a scalar quantity.
Q3
Give three examples of vector quantities.
Q4
Give three examples of scalar quantities.
Q5
James says “the force of air resistance on the parachute is 50N”. What else should James say in order to be completely correct? Why does he need to add this information?
Q6
Molly says “the mass of the parachutist is 75kg towards the centre of the Earth”. What is wrong with this statement? Why is it wrong?
Q7
📐 Look at this diagram. Name the vector quantities shown.
Diagram: parachutist with normal force, air resistance, weight, friction
✓ Select all vector quantities present in the diagram:
Q8
“Energy” is a scalar quantity. Explain why.
Q9
“Acceleration” is defined as “rate of change of velocity”. Is acceleration a scalar or vector quantity? Explain why.
Q10
“Power” is defined as “rate of transfer of energy”. Is power a scalar or vector quantity? Explain why.
Q11
“Upthrust” is an example of a force. Is upthrust a scalar or vector quantity? Explain why.
Q12
“Area” is the product of two distances. Is area a scalar or vector quantity? Explain why.
Q13
Describe how vectors are sometimes stated sloppily and give an example.

direction matters — scalar or vector?