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Dissolving Experiment Worksheet: Warm and Cold Water

Science experiments lesson 3: Dissolving sugar: warm vs cold water · Set 298 · 40 questions
TalentJR

What you do (Warm, stir, small): 1. An adult pours the same amount of warm water and cold water into two glasses. 2. Add one level teaspoon of sugar to each at the same time. 3. Stir each the same number of times and time how long the sugar takes to vanish. 4. Look, do not taste — then compare the two times.

NameDateTime takenScore ___ / 40
  1. 1.True or false: a magnet is needed for the dissolving test. (a) False (b) True
  2. 2.🥄 Does small pebbles dissolve in water? (a) does not dissolve (b) dissolves in water
  3. 3.True or false: baking soda dissolves in water. (a) False (b) True
  4. 4.🧺 Do we need warm water for the dissolving test? (a) not needed (b) needed
  5. 5.🥄 Which of these does not dissolve in water? (a) sawdust (b) table salt (c) sugar (d) baking soda
  6. 6.⚖️ Fair test — does sugar dissolve faster in warm water or in cold water? Which of these is what we measure? (a) the water temperature (b) the amount of water (c) time to dissolve (d) the amount of sugar
  7. 7.🥄 Does powdered sugar dissolve faster or slower? (a) faster (b) slower
  8. 8.🔍 Which is the odd one out? (a) sawdust (b) sugar (c) food colour (d) table salt
  9. 9.🧺 Which of these is needed for the dissolving test? (a) a mirror (b) honey (c) a clock or timer (d) a balloon
  10. 10.True or false: warm water is needed for the dissolving test. (a) False (b) True
  11. 11.🥄 Which of these dissolves in water? (a) cooking oil (b) sand (c) chalk powder (d) table salt
  12. 12.🧺 Three of these are needed for the dissolving test. Which one is NOT needed? (a) warm water (b) cotton wool (c) sugar (d) a clock or timer
  13. 13.🧺 Do we need a mirror for the dissolving test? (a) needed (b) not needed
  14. 14.🥄 Does sugar in warm water dissolve faster or slower? (a) faster (b) slower
  15. 15.True or false: sawdust does not dissolve in water. (a) True (b) False
  16. 16.True or false: powdered sugar dissolves slower. (a) True (b) False
  17. 17.🥄 Which of these dissolves slower? (a) sugar in warm water (b) powdered sugar (c) a big sugar cube (d) sugar stirred well
  18. 18.🧺 Three of these are needed for the dissolving test. Which one is NOT needed? (a) a teaspoon (b) honey (c) a clock or timer (d) warm water
  19. 19.⚖️ Fair test — does sugar dissolve faster in warm water or in cold water? What do we do with “the stirring”? (a) we change it (b) we measure it (c) we keep it the same
  20. 20.🥄 Why does sugar dissolve faster in warm water? (a) sugar likes the dark (b) particles move faster (c) warm water is thicker (d) cold water is wet
  21. 21.🥄 Which of these dissolves in water? (a) small pebbles (b) chalk powder (c) sugar (d) cooking oil
  22. 22.True or false: a teaspoon is not needed for the dissolving test. (a) False (b) True
  23. 23.🧺 Which of these is not needed for the dissolving test? (a) cold water (b) two clear glasses (c) sugar (d) a balloon
  24. 24.⚖️ Fair test — does sugar dissolve faster in warm water or in cold water? What do we do with “the kind of sugar”? (a) we keep it the same (b) we change it (c) we measure it
  25. 25.🧺 Do we need sugar for the dissolving test? (a) needed (b) not needed
  26. 26.🧺 Which of these is needed for the dissolving test? (a) a comb (b) honey (c) sugar (d) a balloon
  27. 27.🥄 Which of these does not dissolve in water? (a) sugar (b) baking soda (c) food colour (d) cooking oil
  28. 28.True or false: table salt dissolves in water. (a) True (b) False
  29. 29.🧺 Which of these is needed for the dissolving test? (a) a balloon (b) honey (c) cotton wool (d) warm water
  30. 30.⚖️ Fair test — does sugar dissolve faster in warm water or in cold water? What do we do with “time to dissolve”? (a) we measure it (b) we change it (c) we keep it the same
  31. 31.⚖️ Fair test — does sugar dissolve faster in warm water or in cold water? Which of these is the one thing we change? (a) the amount of water (b) the water temperature (c) the kind of sugar (d) the amount of sugar
  32. 32.🛟 Who should pour the warm water in the dissolving test? (a) nobody needs to (b) the youngest child (c) a friend who is running (d) a grown-up
  33. 33.🧺 Three of these are needed for the dissolving test. Which one is NOT needed? (a) warm water (b) a clock or timer (c) cold water (d) a mirror
  34. 34.True or false: sand does not dissolve in water. (a) True (b) False
  35. 35.🥄 Which of these dissolves in water? (a) sawdust (b) chalk powder (c) cooking oil (d) glucose powder
  36. 36.🥄 Which of these dissolves faster? (a) a big sugar cube (b) sugar left unstirred (c) sugar in icy water (d) powdered sugar
  37. 37.⚖️ Fair test — does sugar dissolve faster in warm water or in cold water? True or false: the amount of sugar is kept the same. (a) False (b) True
  38. 38.⚖️ Fair test — does sugar dissolve faster in warm water or in cold water? True or false: the amount of water is the one thing we change. (a) True (b) False
  39. 39.True or false: table salt does not dissolve in water. (a) True (b) False
  40. 40.True or false: cotton wool is needed for the dissolving test. (a) False (b) True

Answer key

  1. False
  2. does not dissolve
  3. True
  4. needed
  5. sawdust
  6. time to dissolve
  7. faster
  8. sawdust
  9. a clock or timer
  10. True
  11. table salt
  12. cotton wool
  13. not needed
  14. faster
  15. True
  16. False
  17. a big sugar cube
  18. honey
  19. we keep it the same
  20. particles move faster
  21. sugar
  22. False
  23. a balloon
  24. we keep it the same
  25. needed
  26. sugar
  27. cooking oil
  28. True
  29. warm water
  30. we measure it
  31. the water temperature
  32. a grown-up
  33. a mirror
  34. True
  35. glucose powder
  36. powdered sugar
  37. True
  38. False
  39. False
  40. False

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