Physics 0625 · IGCSE · Kinetic particle model of matter
Kinetic particle model of matter — practice question
Fig. 5.1 shows a metal container for petrol storage. Some petrol gas is present above the liquid petrol inside the metal container.
(a)[2]
Describe how the particles are arranged and how they move in the liquid petrol in the container. Use the kinetic particle model of matter in your answer.
(b)[3]
State and explain any change in the pressure exerted by the petrol gas on the metal container.
(c)[2]
Describe the route by which thermal energy moves from the Sun to the petrol inside the metal container.
Worked solution & mark scheme
This 7-mark question has a full step-by-step worked solution and mark scheme. One marking point: “randomly arranged / random pattern” …