Butter Making Experiment Worksheet

Science experiments lesson 17: Butter from shaking cream · Set 50 · 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.🛟 Why is a plastic jar a good choice for shaking? (a) it is hotter (b) it is magnetic (c) it will not break (d) it is heavier
2. 2.🔮 Predict: you shake skimmed milk (with almost no cream) instead. What happens? (a) no butter forms (b) more butter forms (c) it turns to cheese (d) it turns blue
3. 3.🧈 Which of these is a change that can be undone? (a) cooking an egg (b) milk turning to curd (c) baking a cake (d) melting butter
4. 4.🧺 Do we need cold water to rinse for making butter? (a) not needed (b) needed
5. 5.🧈 Can this change be undone: milk turning to curd? (a) can be undone (b) cannot be undone
6. 6.🧈 Can this change be undone: cooking an egg? (a) can be undone (b) cannot be undone
7. 7.🧺 Do we need fresh cream for making butter? (a) not needed (b) needed
8. 8.⚖️ Fair test — does cold cream turn into butter faster than warm cream? True or false: time to make butter is kept the same. (a) True (b) False
9. 9.⚖️ 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) how hard we shake
10. 10.⚖️ Fair test — does cold cream turn into butter faster than warm cream? What do we do with “the same jar”? (a) we keep it the same (b) we change it (c) we measure it
11. 11.🧺 Three of these are needed for making butter. Which one is NOT needed? (a) a mirror (b) a bowl (c) fresh cream (d) a jar with a tight lid
12. 12.True or false: a magnet is needed for making butter. (a) False (b) True
13. 13.🧺 Three of these are needed for making butter. Which one is NOT needed? (a) turmeric powder (b) fresh cream (c) a bowl (d) a jar with a tight lid
14. 14.🧈 Can this change be undone: melting ice? (a) can be undone (b) cannot be undone
15. 15.🧺 Which of these is not needed for making butter? (a) a bowl (b) cold water to rinse (c) yeast (d) fresh cream
16. 16.🧈 Which of these is a change that cannot be undone? (a) melting ice (b) dissolving salt (c) cooking an egg (d) freezing water
17. 17.🧺 Three of these are needed for making butter. Which one is NOT needed? (a) fresh cream (b) a jar with a tight lid (c) a battery cell (d) a bowl
18. 18.🧺 Do we need turmeric powder for making butter? (a) not needed (b) needed
19. 19.⚖️ 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
20. 20.🧺 Which of these is not needed for making butter? (a) a timer (b) a bowl (c) a jar with a tight lid (d) a mirror
21. 21.True or false: melting butter is a change that can be undone. (a) False (b) True
22. 22.🧈 Which of these is a change that cannot be undone? (a) folding paper (b) browning lemon ink (c) melting butter (d) dissolving salt
23. 23.🧈 Before the butter appears, what does the cream turn into? (a) thick whipped cream (b) clear water (c) powder (d) ice
24. 24.🛟 Why must the jar lid be screwed on tightly? (a) so cream does not spill (b) so air gets out (c) so it turns yellow (d) so it gets hot
25. 25.🧺 Which of these is needed for making butter? (a) a mirror (b) a balloon (c) fresh cream (d) a magnet
26. 26.🧺 Three of these are needed for making butter. Which one is NOT needed? (a) cold water to rinse (b) a timer (c) yeast (d) a bowl
27. 27.🧈 Why does shaking cream make butter? (a) fat bits stick together (b) the lid is warm (c) the jar adds butter (d) shaking adds salt
28. 28.⚖️ Fair test — does cold cream turn into butter faster than warm cream? What do we do with “time to make butter”? (a) we measure it (b) we keep it the same (c) we change it
29. 29.🧺 Do we need a balloon for making butter? (a) needed (b) not needed
30. 30.⚖️ Fair test — does cold cream turn into butter faster than warm cream? True or false: the cream temperature is what we measure. (a) True (b) False
31. 31.🧺 Do we need a timer for making butter? (a) not needed (b) needed
32. 32.🔍 Which is the odd one out? (a) milk turning to curd (b) rusting iron (c) folding paper (d) baking a cake
33. 33.True or false: a mirror is not needed for making butter. (a) False (b) True
34. 34.🧈 Which of these is a change that can be undone? (a) milk turning to curd (b) browning lemon ink (c) rusting iron (d) folding paper
35. 35.🔮 Predict: the jar is filled right to the top with cream. What happens? (a) it turns pink (b) it takes much longer (c) it is much faster (d) it makes salt
36. 36.True or false: freezing water is a change that cannot be undone. (a) True (b) False
37. 37.True or false: milk turning to curd is a change that can be undone. (a) False (b) True
38. 38.True or false: milk turning to curd is a change that cannot be undone. (a) False (b) True
39. 39.True or false: a jar with a tight lid is not needed for making butter. (a) False (b) True
40. 40.🧺 Do we need a bowl for making butter? (a) not needed (b) needed

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