Butter Making Experiment Worksheet

Science experiments lesson 17: Butter from shaking cream · Set 250 · 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.⚖️ Fair test — does cold cream turn into butter faster than warm cream? True or false: time to make butter is the one thing we change. (a) True (b) False
2. 2.⚖️ Fair test — does cold cream turn into butter faster than warm cream? What do we do with “how hard we shake”? (a) we measure it (b) we change it (c) we keep it the same
3. 3.True or false: dissolving salt is a change that can be undone. (a) False (b) True
4. 4.🔮 Predict: the jar is filled right to the top with cream. What happens? (a) it is much faster (b) it makes salt (c) it takes much longer (d) it turns pink
5. 5.🔮 Predict: you stop shaking after only one minute. What do you have? (a) cheese (b) ghee (c) butter lumps (d) still runny cream
6. 6.True or false: a balloon is not needed for making butter. (a) False (b) True
7. 7.True or false: fresh cream is not needed for making butter. (a) True (b) False
8. 8.⚖️ Fair test — does cold cream turn into butter faster than warm cream? True or false: how hard we shake is what we measure. (a) True (b) False
9. 9.🧈 Which of these is a change that can be undone? (a) rusting iron (b) browning lemon ink (c) melting butter (d) cooking an egg
10. 10.🧺 Three of these are needed for making butter. Which one is NOT needed? (a) cold water to rinse (b) a jar with a tight lid (c) a magnet (d) a timer
11. 11.🧺 Which of these is needed for making butter? (a) a mirror (b) a battery cell (c) a jar with a tight lid (d) a balloon
12. 12.🧺 Do we need cold water to rinse for making butter? (a) not needed (b) needed
13. 13.True or false: a mirror is needed for making butter. (a) True (b) False
14. 14.🧈 Which of these is a change that cannot be undone? (a) rusting iron (b) dissolving salt (c) melting butter (d) folding paper
15. 15.🧈 Which of these is a change that cannot be undone? (a) folding paper (b) baking a cake (c) melting ice (d) freezing water
16. 16.True or false: a bowl is not needed for making butter. (a) True (b) False
17. 17.⚖️ Fair test — does cold cream turn into butter faster than warm cream? True or false: the same jar is what we measure. (a) False (b) True
18. 18.🔮 Predict: you shake skimmed milk (with almost no cream) instead. What happens? (a) it turns to cheese (b) no butter forms (c) it turns blue (d) more butter forms
19. 19.⚖️ Fair test — does cold cream turn into butter faster than warm cream? Which of these is the one thing we change? (a) how hard we shake (b) the cream temperature (c) time to make butter (d) the same jar
20. 20.🧈 Can this change be undone: milk turning to curd? (a) can be undone (b) cannot be undone
21. 21.🧺 Three of these are needed for making butter. Which one is NOT needed? (a) cold water to rinse (b) a balloon (c) fresh cream (d) a timer
22. 22.⚖️ Fair test — does cold cream turn into butter faster than warm cream? True or false: the amount of cream is the one thing we change. (a) True (b) False
23. 23.🧈 Can this change be undone: freezing water? (a) can be undone (b) cannot be undone
24. 24.⚖️ Fair test — does cold cream turn into butter faster than warm cream? What do we do with “the same jar”? (a) we change it (b) we measure it (c) we keep it the same
25. 25.🧈 Which of these is a change that can be undone? (a) rusting iron (b) milk turning to curd (c) freezing water (d) cooking an egg
26. 26.🧈 Can this change be undone: dissolving salt? (a) cannot be undone (b) can be undone
27. 27.⚖️ Fair test — does cold cream turn into butter faster than warm cream? True or false: the amount of cream is what we measure. (a) True (b) False
28. 28.⚖️ Fair test — does cold cream turn into butter faster than warm cream? True or false: the amount of cream is kept the same. (a) False (b) True
29. 29.⚖️ Fair test — does cold cream turn into butter faster than warm cream? What do we do with “the amount of cream”? (a) we keep it the same (b) we change it (c) we measure it
30. 30.🛟 Why is a plastic jar a good choice for shaking? (a) it is magnetic (b) it will not break (c) it is heavier (d) it is hotter
31. 31.⚖️ Fair test — does cold cream turn into butter faster than warm cream? True or false: the cream temperature is what we measure. (a) False (b) True
32. 32.🛟 Why must the jar lid be screwed on tightly? (a) so it turns yellow (b) so air gets out (c) so cream does not spill (d) so it gets hot
33. 33.🧺 Which of these is not needed for making butter? (a) a balloon (b) a jar with a tight lid (c) fresh cream (d) a bowl
34. 34.🧺 Which of these is not needed for making butter? (a) fresh cream (b) cold water to rinse (c) a timer (d) a mirror
35. 35.🧈 Which of these is a change that can be undone? (a) milk turning to curd (b) baking a cake (c) melting ice (d) cooking an egg
36. 36.🧈 Why does shaking cream make butter? (a) the jar adds butter (b) fat bits stick together (c) shaking adds salt (d) the lid is warm
37. 37.🧺 Three of these are needed for making butter. Which one is NOT needed? (a) cold water to rinse (b) fresh cream (c) turmeric powder (d) a timer
38. 38.True or false: a jar with a tight lid is not needed for making butter. (a) False (b) True
39. 39.🧈 Which of these is a change that cannot be undone? (a) melting ice (b) dissolving salt (c) milk turning to curd (d) melting butter
40. 40.⚖️ 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

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