Butter Making Experiment Worksheet

Science experiments lesson 17: Butter from shaking cream · Set 740 · 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.🧈 Can this change be undone: freezing water? (a) cannot be undone (b) can be undone
2. 2.🛟 Why must the jar lid be screwed on tightly? (a) so cream does not spill (b) so it gets hot (c) so air gets out (d) so it turns yellow
3. 3.🧈 Which of these is a change that cannot be undone? (a) dissolving salt (b) folding paper (c) melting ice (d) rusting iron
4. 4.🧈 Which of these is a change that can be undone? (a) rusting iron (b) browning lemon ink (c) milk turning to curd (d) freezing water
5. 5.🧺 Three of these are needed for making butter. Which one is NOT needed? (a) a bowl (b) a jar with a tight lid (c) a battery cell (d) fresh cream
6. 6.🧺 Three of these are needed for making butter. Which one is NOT needed? (a) fresh cream (b) cold water to rinse (c) a jar with a tight lid (d) a magnet
7. 7.🧈 Which of these is a change that can be undone? (a) melting ice (b) browning lemon ink (c) baking a cake (d) rusting iron
8. 8.🧈 What is the watery liquid left after the butter forms? (a) vinegar (b) buttermilk (c) honey (d) oil
9. 9.🧺 Do we need a timer for making butter? (a) not needed (b) needed
10. 10.🧈 Can this change be undone: folding paper? (a) can be undone (b) cannot be undone
11. 11.⚖️ 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) True (b) False
12. 12.🔮 Predict: the jar is filled right to the top with cream. What happens? (a) it takes much longer (b) it is much faster (c) it turns pink (d) it makes salt
13. 13.🧈 Why does shaking cream make butter? (a) the lid is warm (b) fat bits stick together (c) the jar adds butter (d) shaking adds salt
14. 14.🔮 Predict: you stop shaking after only one minute. What do you have? (a) butter lumps (b) ghee (c) still runny cream (d) cheese
15. 15.⚖️ 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 measure it (c) we change it
16. 16.🔍 What do you see after shaking cream in a jar for a long time? (a) sugar crystals (b) lumps of butter (c) clear water only (d) bubbles of gas
17. 17.⚖️ 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) True (b) False
18. 18.🧈 Can this change be undone: cooking an egg? (a) cannot be undone (b) can be undone
19. 19.🧈 Which of these is a change that can be undone? (a) browning lemon ink (b) baking a cake (c) rusting iron (d) folding paper
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) cold water to rinse (d) a balloon
21. 21.🧺 Do we need a balloon for making butter? (a) not needed (b) needed
22. 22.🧺 Three of these are needed for making butter. Which one is NOT needed? (a) a timer (b) cold water to rinse (c) a jar with a tight lid (d) turmeric powder
23. 23.⚖️ 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 change it (c) we measure it
24. 24.True or false: yeast is not needed for making butter. (a) True (b) False
25. 25.⚖️ Fair test — does cold cream turn into butter faster than warm cream? True or false: the same jar is what we measure. (a) True (b) False
26. 26.🔍 Which is the odd one out? (a) melting ice (b) milk turning to curd (c) cooking an egg (d) baking a cake
27. 27.⚖️ Fair test — does cold cream turn into butter faster than warm cream? Which of these is the one thing we change? (a) how hard we shake (b) the cream temperature (c) the same jar (d) the amount of cream
28. 28.🧺 Do we need a jar with a tight lid for making butter? (a) not needed (b) needed
29. 29.🧺 Do we need cold water to rinse for making butter? (a) needed (b) not needed
30. 30.⚖️ 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 measure it (c) we change it
31. 31.🔍 Which is the odd one out? (a) browning lemon ink (b) baking a cake (c) freezing water (d) milk turning to curd
32. 32.True or false: fresh cream is needed for making butter. (a) True (b) False
33. 33.🔍 Which is the odd one out? (a) cooking an egg (b) dissolving salt (c) folding paper (d) melting ice
34. 34.🔮 Predict: you shake skimmed milk (with almost no cream) instead. What happens? (a) no butter forms (b) it turns to cheese (c) more butter forms (d) it turns blue
35. 35.True or false: rusting iron is a change that cannot be undone. (a) False (b) True
36. 36.🧺 Which of these is not needed for making butter? (a) a bowl (b) a balloon (c) cold water to rinse (d) fresh cream
37. 37.🧺 Three of these are needed for making butter. Which one is NOT needed? (a) a timer (b) a jar with a tight lid (c) cold water to rinse (d) a mirror
38. 38.🧺 Do we need a magnet for making butter? (a) needed (b) not needed
39. 39.⚖️ 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 measure it (c) we keep it the same
40. 40.⚖️ Fair test — does cold cream turn into butter faster than warm cream? Which of these is what we measure? (a) the same jar (b) time to make butter (c) how hard we shake (d) the amount of cream

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