P1 Conservation of Energy

Question 1

What is the equation for Work Done?

Answer 1

work done, W (Joules, J) = force applied, F (newtons,N) x distance moved along line of action, s (metres, M)

Question 2

work done = ?

Answer 2

Work done = energy transferred

Question 3

Change in Object’s GPE store = ?

Answer 3

Δ object’s GPE store (Joules) = weight (newtons) x ΔHeight (metres)

Question 4

what does Δ mean?

Answer 4

Δ means ‘change in’