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Water Cycle Experiment Worksheet

Science experiments lesson 9: Water cycle in a bowl · Set 514 · 40 questions
TalentJR

What you do (Up as vapour, down as drops): 1. Pour some water into the big bowl and stand the small cup in the middle. 2. Cover the bowl tightly with cling film. 3. Put a few ice cubes on top of the film, over the cup. 4. Leave it in the sun for an hour and look for drops in the cup.

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  1. 1.🔮 Predict: you put ice cubes on top of the cling film. What happens? (a) more drops form (b) the bowl freezes (c) the water turns red (d) fewer drops form
  2. 2.⚖️ Fair test — does a bowl in the sun make more drops than a bowl in the shade? What do we do with “the amount of water”? (a) we keep it the same (b) we measure it (c) we change it
  3. 3.🧺 Which of these is not needed for the water cycle bowl? (a) water (b) a big bowl (c) a small cup (d) a magnet
  4. 4.🧺 Do we need a big bowl for the water cycle bowl? (a) not needed (b) needed
  5. 5.🧺 Three of these are needed for the water cycle bowl. Which one is NOT needed? (a) ice cubes (b) water (c) cling film (d) turmeric powder
  6. 6.🧺 Do we need a mirror for the water cycle bowl? (a) needed (b) not needed
  7. 7.True or false: wet hair drying is condensation. (a) True (b) False
  8. 8.💧 Which of these is condensation? (a) wet clothes drying (b) drops under a pot lid (c) water becoming ice (d) butter going runny
  9. 9.🧺 Which of these is not needed for the water cycle bowl? (a) sunlight (b) cling film (c) yeast (d) water
  10. 10.True or false: a mirror is needed for the water cycle bowl. (a) True (b) False
  11. 11.💧 Which change is this: a misty bathroom mirror? (a) melting (b) evaporation (c) freezing (d) condensation
  12. 12.True or false: cling film is not needed for the water cycle bowl. (a) False (b) True
  13. 13.🔍 Which is the odd one out? (a) dew on morning grass (b) a puddle drying up (c) drops on a cold glass (d) a misty bathroom mirror
  14. 14.True or false: making ice lollies is melting. (a) False (b) True
  15. 15.💧 Which change is this: a pond icing over? (a) evaporation (b) condensation (c) freezing (d) melting
  16. 16.🔮 Predict: a bowl of water is left uncovered in the hot sun all day. What happens? (a) some water evaporates (b) the water increases (c) it turns to ice (d) it turns to salt
  17. 17.True or false: dew on morning grass is melting. (a) True (b) False
  18. 18.🔍 Which is the odd one out? (a) dew on morning grass (b) wet hair drying (c) a puddle drying up (d) sweat drying on skin
  19. 19.💧 Which change is this: water becoming ice? (a) condensation (b) evaporation (c) melting (d) freezing
  20. 20.True or false: a magnet is needed for the water cycle bowl. (a) True (b) False
  21. 21.🛟 Why should only a grown-up handle any hot water? (a) it changes colour (b) hot water can scald (c) hot water is heavy (d) hot water is magnetic
  22. 22.💧 Which change is this: wet clothes drying? (a) melting (b) evaporation (c) freezing (d) condensation
  23. 23.🧺 Do we need a balloon for the water cycle bowl? (a) needed (b) not needed
  24. 24.📘 What is water vapour? (a) salty water (b) water as a gas (c) tiny ice cubes (d) a kind of smoke
  25. 25.⚖️ Fair test — does a bowl in the sun make more drops than a bowl in the shade? Which of these is kept the same? (a) sun or shade (b) the time we wait (c) how many drops form
  26. 26.⚖️ Fair test — does a bowl in the sun make more drops than a bowl in the shade? True or false: sun or shade is kept the same. (a) True (b) False
  27. 27.🧺 Do we need sunlight for the water cycle bowl? (a) needed (b) not needed
  28. 28.⚖️ Fair test — does a bowl in the sun make more drops than a bowl in the shade? True or false: the size of the bowl is kept the same. (a) False (b) True
  29. 29.True or false: making ice lollies is condensation. (a) False (b) True
  30. 30.💧 Why do water drops form on the outside of a glass of ice water? (a) vapour in air cools (b) the glass leaks (c) the glass sweats (d) ice escapes the glass
  31. 31.True or false: a small cup is not needed for the water cycle bowl. (a) False (b) True
  32. 32.🧺 Do we need a small cup for the water cycle bowl? (a) not needed (b) needed
  33. 33.True or false: drops under a pot lid is evaporation. (a) False (b) True
  34. 34.🧺 Do we need ice cubes for the water cycle bowl? (a) needed (b) not needed
  35. 35.🧺 Which of these is not needed for the water cycle bowl? (a) ice cubes (b) a balloon (c) sunlight (d) water
  36. 36.🧺 Do we need turmeric powder for the water cycle bowl? (a) not needed (b) needed
  37. 37.🧺 Which of these is needed for the water cycle bowl? (a) a battery cell (b) a mirror (c) a big bowl (d) a magnet
  38. 38.True or false: butter going runny is melting. (a) True (b) False
  39. 39.🔍 Which is the odd one out? (a) wet hair drying (b) a puddle drying up (c) wet clothes drying (d) water becoming ice
  40. 40.🔍 Which is the odd one out? (a) water becoming ice (b) wet hair drying (c) a pond icing over (d) making ice lollies

Answer key

  1. more drops form
  2. we keep it the same
  3. a magnet
  4. needed
  5. turmeric powder
  6. not needed
  7. False
  8. drops under a pot lid
  9. yeast
  10. False
  11. condensation
  12. False
  13. a puddle drying up
  14. False
  15. freezing
  16. some water evaporates
  17. False
  18. dew on morning grass
  19. freezing
  20. False
  21. hot water can scald
  22. evaporation
  23. not needed
  24. water as a gas
  25. the time we wait
  26. False
  27. needed
  28. True
  29. False
  30. vapour in air cools
  31. False
  32. needed
  33. False
  34. needed
  35. a balloon
  36. not needed
  37. a big bowl
  38. True
  39. water becoming ice
  40. wet hair drying

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