Butter Making Experiment Worksheet

Science experiments lesson 17: Butter from shaking cream · Set 68 · 40 questions

What you do (Shake till it clumps): 1. Fill the jar only one-third full of fresh cream. 2. Screw the lid on tightly. 3. Shake hard, taking turns, for 10–15 minutes. 4. When lumps form, pour off the buttermilk and rinse the butter in cold water.

1. 1.🔍 What do you see after shaking cream in a jar for a long time? (a) clear water only (b) lumps of butter (c) sugar crystals (d) bubbles of gas
2. 2.True or false: a bowl is needed for making butter. (a) False (b) True
3. 3.🧺 Do we need a timer for making butter? (a) not needed (b) needed
4. 4.True or false: milk turning to curd is a change that can be undone. (a) True (b) False
5. 5.🧈 Can this change be undone: melting butter? (a) can be undone (b) cannot be undone
6. 6.⚖️ Fair test — does cold cream turn into butter faster than warm cream? Which of these is the one thing we change? (a) the same jar (b) time to make butter (c) the cream temperature (d) the amount of cream
7. 7.🧈 Which of these is a change that can be undone? (a) cooking an egg (b) milk turning to curd (c) melting butter (d) rusting iron
8. 8.True or false: a battery cell is not needed for making butter. (a) True (b) False
9. 9.🧺 Which of these is needed for making butter? (a) fresh cream (b) a magnet (c) turmeric powder (d) a mirror
10. 10.🧺 Which of these is needed for making butter? (a) a timer (b) a battery cell (c) a magnet (d) yeast
11. 11.🧺 Which of these is needed for making butter? (a) yeast (b) a balloon (c) a bowl (d) a mirror
12. 12.🔮 Predict: you shake skimmed milk (with almost no cream) instead. What happens? (a) it turns blue (b) no butter forms (c) it turns to cheese (d) more butter forms
13. 13.🛟 Why must the jar lid be screwed on tightly? (a) so it turns yellow (b) so air gets out (c) so it gets hot (d) so cream does not spill
14. 14.⚖️ Fair test — does cold cream turn into butter faster than warm cream? Which of these is what we measure? (a) the amount of cream (b) the same jar (c) time to make butter (d) the cream temperature
15. 15.⚖️ Fair test — does cold cream turn into butter faster than warm cream? True or false: the same jar is kept the same. (a) True (b) False
16. 16.⚖️ Fair test — does cold cream turn into butter faster than warm cream? What do we do with “the cream temperature”? (a) we measure it (b) we keep it the same (c) we change it
17. 17.🧈 Which of these is a change that cannot be undone? (a) freezing water (b) melting ice (c) folding paper (d) cooking an egg
18. 18.🛟 Why is a plastic jar a good choice for shaking? (a) it is magnetic (b) it is heavier (c) it will not break (d) it is hotter
19. 19.True or false: cooking an egg is a change that cannot be undone. (a) False (b) True
20. 20.True or false: baking a cake is a change that can be undone. (a) False (b) True
21. 21.⚖️ Fair test — does cold cream turn into butter faster than warm cream? True or false: the cream temperature is the one thing we change. (a) False (b) True
22. 22.🧈 Before the butter appears, what does the cream turn into? (a) clear water (b) thick whipped cream (c) powder (d) ice
23. 23.🧈 Which of these is a change that can be undone? (a) freezing water (b) rusting iron (c) baking a cake (d) milk turning to curd
24. 24.🧈 Why does shaking cream make butter? (a) fat bits stick together (b) the lid is warm (c) shaking adds salt (d) the jar adds butter
25. 25.🧈 Can this change be undone: rusting iron? (a) can be undone (b) cannot be undone
26. 26.⚖️ Fair test — does cold cream turn into butter faster than warm cream? What do we do with “the amount of cream”? (a) we measure it (b) we change it (c) we keep it the same
27. 27.⚖️ Fair test — does cold cream turn into butter faster than warm cream? What do we do with “how hard we shake”? (a) we change it (b) we keep it the same (c) we measure it
28. 28.🧈 Which of these is a change that cannot be undone? (a) melting ice (b) rusting iron (c) freezing water (d) folding paper
29. 29.🧺 Three of these are needed for making butter. Which one is NOT needed? (a) fresh cream (b) a timer (c) cold water to rinse (d) a magnet
30. 30.True or false: a bowl is not needed for making butter. (a) False (b) True
31. 31.🧈 Which of these is a change that cannot be undone? (a) folding paper (b) milk turning to curd (c) freezing water (d) melting butter
32. 32.🔮 Predict: you stop shaking after only one minute. What do you have? (a) butter lumps (b) cheese (c) still runny cream (d) ghee
33. 33.⚖️ Fair test — does cold cream turn into butter faster than warm cream? Which of these is kept the same? (a) the cream temperature (b) time to make butter (c) the same jar
34. 34.🧺 Do we need a balloon for making butter? (a) not needed (b) needed
35. 35.🧈 Can this change be undone: cooking an egg? (a) can be undone (b) cannot be undone
36. 36.True or false: browning lemon ink is a change that can be undone. (a) True (b) False
37. 37.🧈 Can this change be undone: milk turning to curd? (a) cannot be undone (b) can be undone
38. 38.🔍 Which is the odd one out? (a) browning lemon ink (b) cooking an egg (c) freezing water (d) rusting iron
39. 39.🧈 Which of these is a change that can be undone? (a) melting ice (b) cooking an egg (c) rusting iron (d) baking a cake
40. 40.True or false: yeast is not needed for making butter. (a) True (b) False

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