Butter Making Experiment Worksheet

Science experiments lesson 17: Butter from shaking cream · Set 289 · 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.🔮 Predict: the jar is filled right to the top with cream. What happens? (a) it is much faster (b) it turns pink (c) it makes salt (d) it takes much longer
2. 2.🧈 Before the butter appears, what does the cream turn into? (a) thick whipped cream (b) ice (c) powder (d) clear water
3. 3.🧺 Which of these is not needed for making butter? (a) fresh cream (b) yeast (c) cold water to rinse (d) a jar with a tight lid
4. 4.⚖️ 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 amount of cream
5. 5.True or false: rusting iron is a change that cannot be undone. (a) True (b) False
6. 6.True or false: a jar with a tight lid is not needed for making butter. (a) False (b) True
7. 7.🧺 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
8. 8.⚖️ Fair test — does cold cream turn into butter faster than warm cream? What do we do with “the same jar”? (a) we measure it (b) we change it (c) we keep it the same
9. 9.True or false: turmeric powder is needed for making butter. (a) False (b) True
10. 10.🛟 Why must the jar lid be screwed on tightly? (a) so it turns yellow (b) so it gets hot (c) so air gets out (d) so cream does not spill
11. 11.⚖️ 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
12. 12.⚖️ Fair test — does cold cream turn into butter faster than warm cream? Which of these is what we measure? (a) how hard we shake (b) time to make butter (c) the same jar (d) the cream temperature
13. 13.⚖️ 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 change it (c) we keep it the same
14. 14.⚖️ 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
15. 15.True or false: folding paper is a change that cannot be undone. (a) False (b) True
16. 16.🛟 Why is a plastic jar a good choice for shaking? (a) it is hotter (b) it will not break (c) it is heavier (d) it is magnetic
17. 17.True or false: milk turning to curd is a change that cannot be undone. (a) True (b) False
18. 18.🧈 Can this change be undone: folding paper? (a) cannot be undone (b) can be undone
19. 19.🧺 Do we need a balloon for making butter? (a) needed (b) not needed
20. 20.⚖️ 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 measure it (c) we keep it the same
21. 21.🧈 What is the watery liquid left after the butter forms? (a) honey (b) oil (c) buttermilk (d) vinegar
22. 22.🧺 Which of these is needed for making butter? (a) a battery cell (b) yeast (c) a timer (d) a balloon
23. 23.True or false: a magnet is needed for making butter. (a) False (b) True
24. 24.🧈 Which of these is a change that cannot be undone? (a) folding paper (b) rusting iron (c) melting ice (d) freezing water
25. 25.🔮 Predict: you shake skimmed milk (with almost no cream) instead. What happens? (a) it turns to cheese (b) more butter forms (c) no butter forms (d) it turns blue
26. 26.⚖️ 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
27. 27.True or false: freezing water is a change that cannot be undone. (a) False (b) True
28. 28.True or false: melting butter is a change that can be undone. (a) True (b) False
29. 29.🧺 Three of these are needed for making butter. Which one is NOT needed? (a) a jar with a tight lid (b) a bowl (c) a balloon (d) fresh cream
30. 30.🔍 What do you see after shaking cream in a jar for a long time? (a) clear water only (b) sugar crystals (c) bubbles of gas (d) lumps of butter
31. 31.True or false: cold water to rinse is not needed for making butter. (a) True (b) False
32. 32.True or false: browning lemon ink is a change that can be undone. (a) False (b) True
33. 33.🧈 Which of these is a change that can be undone? (a) melting ice (b) rusting iron (c) cooking an egg (d) baking a cake
34. 34.🧺 Which of these is needed for making butter? (a) a battery cell (b) a bowl (c) turmeric powder (d) yeast
35. 35.True or false: yeast is needed for making butter. (a) False (b) True
36. 36.🧈 Which of these is a change that can be undone? (a) cooking an egg (b) browning lemon ink (c) milk turning to curd (d) folding paper
37. 37.🔍 Which is the odd one out? (a) baking a cake (b) cooking an egg (c) folding paper (d) milk turning to curd
38. 38.🧈 Which of these is a change that cannot be undone? (a) melting ice (b) melting butter (c) dissolving salt (d) baking a cake
39. 39.True or false: fresh cream is not needed for making butter. (a) False (b) True
40. 40.True or false: melting ice is a change that cannot be undone. (a) False (b) True

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