Butter Making Experiment Worksheet

Science experiments lesson 17: Butter from shaking cream · Set 411 · 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.True or false: rusting iron is a change that cannot be undone. (a) False (b) True
2. 2.🧈 Before the butter appears, what does the cream turn into? (a) powder (b) clear water (c) ice (d) thick whipped cream
3. 3.🔍 Which is the odd one out? (a) milk turning to curd (b) rusting iron (c) melting ice (d) browning lemon ink
4. 4.🔮 Predict: the jar is filled right to the top with cream. What happens? (a) it turns pink (b) it is much faster (c) it makes salt (d) it takes much longer
5. 5.🧈 Which of these is a change that can be undone? (a) freezing water (b) milk turning to curd (c) rusting iron (d) cooking an egg
6. 6.True or false: a battery cell is not needed for making butter. (a) True (b) False
7. 7.⚖️ Fair test — does cold cream turn into butter faster than warm cream? What do we do with “the cream temperature”? (a) we change it (b) we keep it the same (c) we measure it
8. 8.🧺 Which of these is not needed for making butter? (a) a balloon (b) fresh cream (c) a bowl (d) a timer
9. 9.⚖️ Fair test — does cold cream turn into butter faster than warm cream? Which of these is kept the same? (a) time to make butter (b) the cream temperature (c) the same jar
10. 10.⚖️ Fair test — does cold cream turn into butter faster than warm cream? What do we do with “how hard we shake”? (a) we keep it the same (b) we measure it (c) we change it
11. 11.🧈 Which of these is a change that cannot be undone? (a) browning lemon ink (b) melting butter (c) melting ice (d) dissolving salt
12. 12.True or false: cooking an egg is a change that cannot be undone. (a) True (b) False
13. 13.True or false: milk turning to curd is a change that can be undone. (a) False (b) True
14. 14.🧈 Can this change be undone: melting butter? (a) can be undone (b) cannot be undone
15. 15.🧺 Which of these is needed for making butter? (a) a mirror (b) yeast (c) a battery cell (d) a timer
16. 16.⚖️ 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
17. 17.🛟 Why is a plastic jar a good choice for shaking? (a) it will not break (b) it is hotter (c) it is magnetic (d) it is heavier
18. 18.True or false: a battery cell is needed for making butter. (a) True (b) False
19. 19.True or false: rusting iron is a change that can be undone. (a) False (b) True
20. 20.🧺 Three of these are needed for making butter. Which one is NOT needed? (a) a jar with a tight lid (b) fresh cream (c) yeast (d) a timer
21. 21.⚖️ Fair test — does cold cream turn into butter faster than warm cream? Which of these is the one thing we change? (a) the cream temperature (b) the amount of cream (c) time to make butter (d) how hard we shake
22. 22.True or false: melting butter is a change that can be undone. (a) True (b) False
23. 23.⚖️ Fair test — does cold cream turn into butter faster than warm cream? True or false: how hard we shake is the one thing we change. (a) False (b) True
24. 24.True or false: melting ice is a change that can be undone. (a) False (b) True
25. 25.🧺 Which of these is needed for making butter? (a) a mirror (b) a balloon (c) fresh cream (d) a magnet
26. 26.🧺 Do we need a battery cell for making butter? (a) needed (b) not needed
27. 27.🔍 Which is the odd one out? (a) melting ice (b) dissolving salt (c) baking a cake (d) freezing water
28. 28.True or false: dissolving salt is a change that cannot be undone. (a) False (b) True
29. 29.🧈 Which of these is a change that cannot be undone? (a) freezing water (b) cooking an egg (c) dissolving salt (d) melting butter
30. 30.🧈 Which of these is a change that cannot be undone? (a) melting ice (b) milk turning to curd (c) dissolving salt (d) folding paper
31. 31.🔍 Which is the odd one out? (a) milk turning to curd (b) baking a cake (c) freezing water (d) browning lemon ink
32. 32.🛟 Why must the jar lid be screwed on tightly? (a) so it gets hot (b) so it turns yellow (c) so air gets out (d) so cream does not spill
33. 33.🔮 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
34. 34.🧺 Three of these are needed for making butter. Which one is NOT needed? (a) a bowl (b) a magnet (c) a timer (d) cold water to rinse
35. 35.True or false: a mirror is needed for making butter. (a) False (b) True
36. 36.⚖️ Fair test — does cold cream turn into butter faster than warm cream? True or false: the same jar is kept the same. (a) False (b) True
37. 37.🔍 Which is the odd one out? (a) rusting iron (b) baking a cake (c) cooking an egg (d) melting butter
38. 38.🔍 Which is the odd one out? (a) freezing water (b) rusting iron (c) melting butter (d) dissolving salt
39. 39.🧈 Can this change be undone: cooking an egg? (a) cannot be undone (b) can be undone
40. 40.True or false: baking a cake is a change that cannot be undone. (a) True (b) False

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