Grade 9 Science Chemistry Exam Review 2014 | Page 11

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. 11 | P a g e