Physics 9702 · AS & A Level · Physical quantities

Physical quantities — practice question

Estimate each of the quantities listed below.
(a)[1]

Estimate how thick a sheet of paper is.

(b)[1]

Estimate how long sound takes to travel $100\,\text{m}$ through air.

(c)[1]

Estimate the weight associated with $1000\,\text{cm}^3$ of water.

Worked solution & mark scheme

This 3-mark question has a full step-by-step worked solution and mark scheme. One marking point: Accept a thickness anywhere from $0.05\,\text{mm}$ to $0.15\,\text{mm}$

  • Full mark scheme, point by point
  • Step-by-step worked solution
  • Write your answer & get it marked instantly by AI