Butter Making Experiment Worksheet

Science experiments lesson 17: Butter from shaking cream · Set 78 · 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 what we measure. (a) False (b) True
2. 2.🛟 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
3. 3.True or false: a timer is needed for making butter. (a) False (b) True
4. 4.True or false: baking a cake is a change that cannot be undone. (a) True (b) False
5. 5.⚖️ Fair test — does cold cream turn into butter faster than warm cream? True or false: how hard we shake is kept the same. (a) True (b) False
6. 6.🧺 Which of these is not needed for making butter? (a) a magnet (b) a jar with a tight lid (c) cold water to rinse (d) fresh cream
7. 7.🔮 Predict: the jar is filled right to the top with cream. What happens? (a) it makes salt (b) it is much faster (c) it takes much longer (d) it turns pink
8. 8.⚖️ Fair test — does cold cream turn into butter faster than warm cream? What do we do with “the amount of cream”? (a) we measure it (b) we change it (c) we keep it the same
9. 9.True or false: browning lemon ink is a change that can be undone. (a) True (b) False
10. 10.🔮 Predict: you shake skimmed milk (with almost no cream) instead. What happens? (a) more butter forms (b) it turns to cheese (c) it turns blue (d) no butter forms
11. 11.True or false: dissolving salt is a change that cannot be undone. (a) True (b) False
12. 12.⚖️ 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 keep it the same (c) we change it
13. 13.⚖️ 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
14. 14.🧺 Three of these are needed for making butter. Which one is NOT needed? (a) cold water to rinse (b) a bowl (c) a timer (d) a magnet
15. 15.True or false: milk turning to curd is a change that can be undone. (a) False (b) True
16. 16.🧈 Can this change be undone: freezing water? (a) can be undone (b) cannot be undone
17. 17.⚖️ 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) False (b) True
18. 18.🧺 Do we need a mirror for making butter? (a) not needed (b) needed
19. 19.🧈 Can this change be undone: folding paper? (a) cannot be undone (b) can be undone
20. 20.True or false: fresh cream is not needed for making butter. (a) True (b) False
21. 21.🧈 Can this change be undone: rusting iron? (a) can be undone (b) cannot be undone
22. 22.🧈 Can this change be undone: baking a cake? (a) cannot be undone (b) can be undone
23. 23.True or false: cooking an egg is a change that can be undone. (a) True (b) False
24. 24.🧺 Do we need a timer for making butter? (a) not needed (b) needed
25. 25.🧺 Do we need a balloon for making butter? (a) not needed (b) needed
26. 26.⚖️ 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 cream temperature (d) how hard we shake
27. 27.True or false: a bowl is not needed for making butter. (a) False (b) True
28. 28.🛟 Why is a plastic jar a good choice for shaking? (a) it is magnetic (b) it is heavier (c) it will not break (d) it is hotter
29. 29.🧈 Can this change be undone: melting ice? (a) can be undone (b) cannot be undone
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.⚖️ Fair test — does cold cream turn into butter faster than warm cream? True or false: the amount of cream is kept the same. (a) True (b) False
32. 32.⚖️ Fair test — does cold cream turn into butter faster than warm cream? True or false: the cream temperature is the one thing we change. (a) False (b) True
33. 33.🧈 Can this change be undone: dissolving salt? (a) can be undone (b) cannot be undone
34. 34.🧈 Why does shaking cream make butter? (a) the jar adds butter (b) the lid is warm (c) fat bits stick together (d) shaking adds salt
35. 35.⚖️ 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
36. 36.🔮 Predict: you stop shaking after only one minute. What do you have? (a) cheese (b) still runny cream (c) ghee (d) butter lumps
37. 37.🧺 Three of these are needed for making butter. Which one is NOT needed? (a) fresh cream (b) a bowl (c) cold water to rinse (d) yeast
38. 38.🧈 Which of these is a change that can be undone? (a) baking a cake (b) freezing water (c) browning lemon ink (d) rusting iron
39. 39.🔍 Which is the odd one out? (a) melting butter (b) baking a cake (c) milk turning to curd (d) cooking an egg
40. 40.True or false: a mirror is needed for making butter. (a) True (b) False

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