(a(i))[1]
State the difference between a vector quantity and a scalar quantity.
(a(ii))[1]
State and explain whether momentum should be classed as a vector quantity or a scalar quantity.
(b(i))[2]
Calculate the momentum of this spacecraft.
(b(ii))[2]
Calculate the kinetic energy of this spacecraft.
(c(i))[1]
State what happens overall to the total momentum.
(c(ii))[2]
Predict and explain how the total kinetic energy changes.