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2.1 Kinetic particle model of matter

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Question 203

Four students discuss the physical meaning of absolute zero (0 K) during a lesson on thermal physics.

Which student makes a correct statement?

A

At absolute zero, particles have the minimum possible kinetic energy.

B

Absolute zero is equivalent to 0∘C0^\circ\text{C}0∘C.

C

At absolute zero, gas particles exert their maximum possible pressure on a container.

D

At absolute zero, the mass of the particles decreases to zero.

Markscheme

2.1 Kinetic particle model of matter Questions

  1. IGCSE
  2. /Physics
  3. /2.1 Kinetic particle model of matter

321 exam-style questions on CIE IGCSE Physics 2.1 Kinetic particle model of matter, covering 2.1.1 States of matter and changes of state, 2.1.2a Particle structure and motion in solids, liquids and gases, 2.1.2b Gas pressure and particle collisions, 2.1.2c Brownian motion, 2.1.3a The absolute scale of temperature, and 2.1.3b Pressure, volume and temperature of a gas. Each one has a worked solution and a mark scheme showing where the marks go.

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