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2.1.2a Particle structure and motion in solids, liquids and gases

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Question 35

Pollen grains suspended in water are observed under a microscope.

How do the pollen grains move when undergoing Brownian motion?

A

in a random, jerky path

B

in expanding concentric circles

C

in a single, constant direction

D

vibrating about fixed points

Markscheme

2.1.2a Particle structure and motion in solids, liquids and gases Questions

  1. IGCSE
  2. /Physics
  3. /2.1.2a Particle structure and motion in solids, liquids and gases

151 exam-style questions on CIE IGCSE Physics 2.1.2a Particle structure and motion in solids, liquids and gases. Each one has a worked solution and a mark scheme showing where the marks go.

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