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Who Wants To Be A Millionaire? Dissolving and Changes.

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Presentation on theme: "Who Wants To Be A Millionaire? Dissolving and Changes."— Presentation transcript:

1

2 Who Wants To Be A Millionaire? Dissolving and Changes

3 Question 1

4 When a material dissolves it makes a A solid B solution C suspension D crystal

5 When a material dissolves it makes a A solid B solution C suspension D crystal

6 £100

7 Question 2

8 A solution is A cloudy and white B cloudy and any colour C clear and any colour D clear and colourless

9 A solution is A cloudy and white B cloudy and any colour C clear and any colour D clear and colourless

10 £200

11 Question 3

12 Dissolving is not speeded up by A heating the liquid B crushing the solid C stirring the liquid D using less liquid

13 Dissolving is not speeded up by A heating the liquid B crushing the solid C stirring the liquid D using less liquid

14 £300

15 Question 4

16 After filtering pond water, where would you find any microbes? A only on the filter paper B only left in the beaker C only in the flask D in all three places

17 After filtering pond water, where would you find any microbes? A only on the filter paper B only left in the beaker C only in the flask D in all three places

18 £500

19 Question 5

20 Which would dissolve the quickest in the same conditions? A Icing sugar powder B Sugar cubes C Caster sugar crystals D Brown sugar grains

21 Which would dissolve the quickest in the same conditions? A Icing sugar powder B Sugar cubes C Caster sugar crystals D Brown sugar grains

22 £1,000

23 Question 6

24 To obtain only the soluble material found in pond water you would A Filter it B Evaporate it C Filter it then evaporate D Dissolve it

25 To obtain only the soluble material found in pond water you would A Filter it B Evaporate it C Filter it then evaporate D Dissolve it

26 £2,000

27 Question 7

28 Which of these is a reversible reaction? A Burning a candle B Melting an ice cube C Adding acid to chalk D Frying an egg

29 Which of these is a reversible reaction? A Burning a candle B Melting an ice cube C Adding acid to chalk D Frying an egg

30 £4,000

31 Question 8

32 When water is heated in a kettle it A Condenses B Melts C Evaporates D Freezes

33 When water is heated in a kettle it A Condenses B Melts C Evaporates D Freezes

34 £8,000

35 Question 9

36 When the solid candle wax changes to liquid this is A melting B boiling C burning D dissolving

37 When the solid candle wax changes to liquid this is A melting B boiling C burning D dissolving

38 £16,000

39 Question 10

40 When the wax in the wick is lit this is A melting B boiling C burning D dissolving

41 When the wax in the wick is lit this is A melting B boiling C burning D dissolving

42 £32,000

43 Question 11

44 When sand and salt are mixed in water A only sand dissolves B only salt dissolves C sand and salt dissolve D neither dissolves

45 When sand and salt are mixed in water A only sand dissolves B only salt dissolves C sand and salt dissolve D neither dissolves

46 £64,000

47 Question 12

48 Which of these is evidence of an irreversible reaction? A boiling occurring B melting occurring C particles dissolving D gas bubbles seen

49 Which of these is evidence of an irreversible reaction? A boiling occurring B melting occurring C particles dissolving D gas bubbles seen

50 £125,000

51 Question 13

52 What is the scientific name for rain and snow? A precipitation B evaporation C filtration D water cycle

53 What is the scientific name for rain and snow? A precipitation B evaporation C filtration D water cycle

54 £250,000

55 Question 14

56 What caused the puddle of water? A water evaporating B steam condensing C the kettle leaking D water boiling

57 What caused the puddle of water? A water evaporating B steam condensing C the kettle leaking D water boiling

58 £500,000

59 Question 15

60 What process is occurring at X? A melting B freezing C evaporating D condensing ice watersteam X

61 What process is occurring at X? A melting B freezing C evaporating D condensing ice watersteam X

62 £1,000,000


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