22. ANS: H
PTS: 1
23. ANS: B
PTS: 1
24. ANS: G
PTS: 1
25. ANS: D
PTS: 1
26. ANS: C
PTS: 1
Part B: SHORT ANSWER
27. ANS:
Answers can be any three of the following:
• All matter is made up of tiny particles.
• Each pure substance has its own type of particle.
• Particles attract each other.
• Particles are always moving.
• Particles at a higher temperature move faster, on average, than particles at a lower
temperature.
28. ANS:
Answers will vary but may include three of these properties: colour, odour, state, texture,
lustre, and malleability.
29. ANS:
Answers will vary. The most common physical properties used to describe liquids are
viscosity, boiling point, conductivity, and density.
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