(a)[3]
Describe the arrangement, spacing and movement of gas molecules.
(b(i))[2]
In Fig. 7.2, extend the smoke particle’s path.
(b(ii))[1]
State the term for the smoke particle’s movement.
Physics 0625 · IGCSE · Kinetic particle model of matter
Kinetic particle model of matter — practice question
Every form of matter consists of atoms and molecules.