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Floating and Sinking Experiment Worksheet

Science experiments lesson 1: Floating and sinking · Set 906 · 40 questions
TalentJR

What you do (Float or sink?): 1. Fill a tub with water on a towel, with an adult nearby. 2. Guess “float” or “sink” for each object and write it in a table. 3. Gently place each object on the water and write what happens. 4. Press the sinking clay into a boat shape and try again; wipe up spills.

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  1. 1.🛟 Which of these floats on water? (a) a cork (b) a glass marble (c) a pebble (d) a steel spoon
  2. 2.⚖️ Fair test — does the shape of a lump of clay change whether it floats? True or false: the kind of clay is kept the same. (a) True (b) False
  3. 3.🛟 Which of these floats on water? (a) a steel spoon (b) a pebble (c) a coin (d) an ice-cream stick
  4. 4.True or false: an empty capped bottle floats on water. (a) False (b) True
  5. 5.🛟 Does a ball of clay float or sink in water? (a) sinks (b) floats
  6. 6.🔍 Which is the odd one out? (a) a cork (b) a feather (c) a ball of clay (d) an ice cube
  7. 7.🧺 Which of these is not needed for the float-or-sink test? (a) a magnet (b) a towel for spills (c) a tub of water (d) a results table
  8. 8.True or false: an ice-cream stick floats on water. (a) False (b) True
  9. 9.⚖️ Fair test — does the shape of a lump of clay change whether it floats? What do we do with “the shape of the clay”? (a) we keep it the same (b) we measure it (c) we change it
  10. 10.True or false: a magnet is needed for the float-or-sink test. (a) False (b) True
  11. 11.🧺 Do we need a results table for the float-or-sink test? (a) not needed (b) needed
  12. 12.⚖️ Fair test — does the shape of a lump of clay change whether it floats? What do we do with “whether it floats”? (a) we keep it the same (b) we change it (c) we measure it
  13. 13.🧺 Do we need turmeric powder for the float-or-sink test? (a) not needed (b) needed
  14. 14.🧺 Three of these are needed for the float-or-sink test. Which one is NOT needed? (a) a towel for spills (b) a results table (c) small test objects (d) a magnet
  15. 15.🧺 Do we need a magnet for the float-or-sink test? (a) needed (b) not needed
  16. 16.🧺 Which of these is not needed for the float-or-sink test? (a) a tub of water (b) a results table (c) a battery cell (d) a towel for spills
  17. 17.🛟 Does a coin float or sink in water? (a) sinks (b) floats
  18. 18.🥚 A fresh egg sinks in plain water. What makes it float? (a) more plain water (b) a little shaking (c) lots of salt stirred in (d) a few ice cubes
  19. 19.🛟 Which is the safe way to do the float-or-sink test? (a) wipe up spills at once (b) leave water on the floor (c) run around the tub (d) play near a deep pond
  20. 20.True or false: turmeric powder is not needed for the float-or-sink test. (a) False (b) True
  21. 21.True or false: a balloon is not needed for the float-or-sink test. (a) True (b) False
  22. 22.⚖️ Fair test — does the shape of a lump of clay change whether it floats? Which of these is what we measure? (a) the shape of the clay (b) whether it floats (c) the amount of clay (d) the kind of clay
  23. 23.🔮 A ball of clay sinks. What happens if you press it into a thin boat shape? (a) it can float (b) it sinks faster (c) it turns to stone (d) it dissolves
  24. 24.🧺 Do we need yeast for the float-or-sink test? (a) not needed (b) needed
  25. 25.⚖️ Fair test — does the shape of a lump of clay change whether it floats? True or false: the shape of the clay is the one thing we change. (a) True (b) False
  26. 26.🔮 A big log and a small pebble go into a pond. Which one floats? (a) the big log (b) neither of them (c) the small pebble (d) both of them
  27. 27.🛟 Does a pebble float or sink in water? (a) sinks (b) floats
  28. 28.⚖️ Fair test — does the shape of a lump of clay change whether it floats? True or false: the kind of clay is what we measure. (a) True (b) False
  29. 29.🔍 Which is the odd one out? (a) an ice-cream stick (b) a feather (c) a cork (d) an iron nail
  30. 30.🛟 Which of these floats on water? (a) a pebble (b) an ice cube (c) a metal key (d) a steel spoon
  31. 31.🔍 Which is the odd one out? (a) a feather (b) a metal key (c) a ping-pong ball (d) a cork
  32. 32.True or false: a coin sinks in water. (a) False (b) True
  33. 33.True or false: small test objects is not needed for the float-or-sink test. (a) False (b) True
  34. 34.🧺 Which of these is needed for the float-or-sink test? (a) yeast (b) a magnet (c) a battery cell (d) small test objects
  35. 35.🧺 Do we need a towel for spills for the float-or-sink test? (a) not needed (b) needed
  36. 36.🧺 Which of these is needed for the float-or-sink test? (a) a results table (b) a mirror (c) turmeric powder (d) yeast
  37. 37.🛟 Does a metal key float or sink in water? (a) floats (b) sinks
  38. 38.🧺 Three of these are needed for the float-or-sink test. Which one is NOT needed? (a) a tub of water (b) a results table (c) turmeric powder (d) a towel for spills
  39. 39.🧺 Which of these is not needed for the float-or-sink test? (a) a tub of water (b) a results table (c) a towel for spills (d) a mirror
  40. 40.🧺 Three of these are needed for the float-or-sink test. Which one is NOT needed? (a) a balloon (b) a towel for spills (c) a results table (d) a tub of water

Answer key

  1. a cork
  2. True
  3. an ice-cream stick
  4. True
  5. sinks
  6. a ball of clay
  7. a magnet
  8. True
  9. we change it
  10. False
  11. needed
  12. we measure it
  13. not needed
  14. a magnet
  15. not needed
  16. a battery cell
  17. sinks
  18. lots of salt stirred in
  19. wipe up spills at once
  20. True
  21. True
  22. whether it floats
  23. it can float
  24. not needed
  25. True
  26. the big log
  27. sinks
  28. False
  29. an iron nail
  30. an ice cube
  31. a metal key
  32. True
  33. False
  34. small test objects
  35. needed
  36. a results table
  37. sinks
  38. turmeric powder
  39. a mirror
  40. a balloon

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