Butter Making Experiment Worksheet

Science experiments lesson 17: Butter from shaking cream · Set 211 · 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 must the jar lid be screwed on tightly? (a) so it turns yellow (b) so cream does not spill (c) so air gets out (d) so it gets hot
2. 2.🧺 Which of these is needed for making butter? (a) a battery cell (b) a balloon (c) a timer (d) a magnet
3. 3.🧈 Can this change be undone: folding paper? (a) can be undone (b) cannot be undone
4. 4.🔮 Predict: you shake skimmed milk (with almost no cream) instead. What happens? (a) it turns blue (b) it turns to cheese (c) more butter forms (d) no butter forms
5. 5.🧈 Which of these is a change that can be undone? (a) rusting iron (b) milk turning to curd (c) cooking an egg (d) dissolving salt
6. 6.⚖️ 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) how hard we shake (c) the same jar (d) time to make butter
7. 7.⚖️ Fair test — does cold cream turn into butter faster than warm cream? Which of these is kept the same? (a) the same jar (b) the cream temperature (c) time to make butter
8. 8.🧺 Do we need yeast for making butter? (a) not needed (b) needed
9. 9.True or false: rusting iron is a change that cannot be undone. (a) True (b) False
10. 10.True or false: milk turning to curd is a change that can be undone. (a) False (b) True
11. 11.🧺 Do we need a magnet for making butter? (a) not needed (b) needed
12. 12.🔍 Which is the odd one out? (a) browning lemon ink (b) rusting iron (c) freezing water (d) baking a cake
13. 13.🔮 Predict: the jar is filled right to the top with cream. What happens? (a) it takes much longer (b) it turns pink (c) it makes salt (d) it is much faster
14. 14.🧺 Three of these are needed for making butter. Which one is NOT needed? (a) a timer (b) a battery cell (c) a jar with a tight lid (d) fresh cream
15. 15.🧈 Before the butter appears, what does the cream turn into? (a) ice (b) clear water (c) thick whipped cream (d) powder
16. 16.🧺 Three of these are needed for making butter. Which one is NOT needed? (a) a balloon (b) a bowl (c) a timer (d) cold water to rinse
17. 17.⚖️ Fair test — does cold cream turn into butter faster than warm cream? What do we do with “time to make butter”? (a) we keep it the same (b) we measure it (c) we change it
18. 18.🧈 Can this change be undone: freezing water? (a) cannot be undone (b) can be undone
19. 19.True or false: browning lemon ink is a change that can be undone. (a) True (b) False
20. 20.⚖️ 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 amount of cream
21. 21.True or false: a mirror is needed for making butter. (a) False (b) True
22. 22.🧺 Do we need a jar with a tight lid for making butter? (a) needed (b) not needed
23. 23.🧈 Why does shaking cream make butter? (a) shaking adds salt (b) fat bits stick together (c) the lid is warm (d) the jar adds butter
24. 24.⚖️ 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
25. 25.⚖️ Fair test — does cold cream turn into butter faster than warm cream? Which of these is the one thing we change? (a) the amount of cream (b) time to make butter (c) the same jar (d) the cream temperature
26. 26.🧈 Which of these is a change that cannot be undone? (a) cooking an egg (b) melting ice (c) freezing water (d) folding paper
27. 27.True or false: a balloon is needed for making butter. (a) False (b) True
28. 28.🔮 Predict: you stop shaking after only one minute. What do you have? (a) cheese (b) butter lumps (c) ghee (d) still runny cream
29. 29.⚖️ Fair test — does cold cream turn into butter faster than warm cream? True or false: time to make butter is what we measure. (a) True (b) False
30. 30.True or false: cold water to rinse is not needed for making butter. (a) False (b) True
31. 31.🧺 Which of these is needed for making butter? (a) a bowl (b) yeast (c) a battery cell (d) a balloon
32. 32.🧈 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
33. 33.🧈 Which of these is a change that cannot be undone? (a) dissolving salt (b) browning lemon ink (c) folding paper (d) melting ice
34. 34.🧺 Do we need a balloon for making butter? (a) not needed (b) needed
35. 35.True or false: turmeric powder is needed for making butter. (a) True (b) False
36. 36.🧈 Which of these is a change that cannot be undone? (a) baking a cake (b) dissolving salt (c) melting ice (d) freezing water
37. 37.🔍 Which is the odd one out? (a) cooking an egg (b) melting ice (c) melting butter (d) folding paper
38. 38.🧺 Do we need fresh cream for making butter? (a) not needed (b) needed
39. 39.True or false: a jar with a tight lid is needed for making butter. (a) False (b) True
40. 40.🧺 Which of these is not needed for making butter? (a) a jar with a tight lid (b) a timer (c) a bowl (d) turmeric powder

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