Butter Making Experiment Worksheet

Science experiments lesson 17: Butter from shaking cream · Set 823 · 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: you shake skimmed milk (with almost no cream) instead. What happens? (a) more butter forms (b) it turns blue (c) it turns to cheese (d) no butter forms
2. 2.🔍 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
3. 3.🛟 Why must the jar lid be screwed on tightly? (a) so cream does not spill (b) so it gets hot (c) so it turns yellow (d) so air gets out
4. 4.🧈 Which of these is a change that cannot be undone? (a) baking a cake (b) melting ice (c) freezing water (d) folding paper
5. 5.🧈 Which of these is a change that cannot be undone? (a) melting ice (b) melting butter (c) freezing water (d) rusting iron
6. 6.True or false: cold water to rinse is needed for making butter. (a) True (b) False
7. 7.True or false: milk turning to curd is a change that can be undone. (a) True (b) False
8. 8.⚖️ 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
9. 9.⚖️ Fair test — does cold cream turn into butter faster than warm cream? Which of these is the one thing we change? (a) the same jar (b) the amount of cream (c) how hard we shake (d) the cream temperature
10. 10.🔍 Which is the odd one out? (a) melting butter (b) dissolving salt (c) freezing water (d) cooking an egg
11. 11.🧺 Which of these is not needed for making butter? (a) a battery cell (b) a timer (c) a jar with a tight lid (d) a bowl
12. 12.True or false: fresh cream is needed for making butter. (a) False (b) True
13. 13.🧈 Before the butter appears, what does the cream turn into? (a) thick whipped cream (b) powder (c) clear water (d) ice
14. 14.⚖️ Fair test — does cold cream turn into butter faster than warm cream? True or false: the amount of cream is what we measure. (a) True (b) False
15. 15.🧺 Do we need cold water to rinse for making butter? (a) needed (b) not needed
16. 16.🧈 Can this change be undone: milk turning to curd? (a) cannot be undone (b) can be undone
17. 17.True or false: folding paper is a change that cannot be undone. (a) False (b) True
18. 18.True or false: dissolving salt is a change that can be undone. (a) True (b) False
19. 19.🧈 Which tool is used in many Indian homes to churn curd into butter? (a) a sieve (b) a rolling pin (c) a pressure cooker (d) a mathani (churner)
20. 20.⚖️ 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
21. 21.True or false: rusting iron is a change that cannot be undone. (a) False (b) True
22. 22.🧈 Can this change be undone: dissolving salt? (a) can be undone (b) cannot be undone
23. 23.True or false: a battery cell is not needed for making butter. (a) False (b) True
24. 24.🛟 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
25. 25.🧈 Can this change be undone: melting ice? (a) can be undone (b) cannot be undone
26. 26.🔍 Which is the odd one out? (a) melting ice (b) cooking an egg (c) rusting iron (d) browning lemon ink
27. 27.🧈 Can this change be undone: browning lemon ink? (a) can be undone (b) cannot be undone
28. 28.🔮 Predict: the jar is filled right to the top with cream. What happens? (a) it takes much longer (b) it makes salt (c) it turns pink (d) it is much faster
29. 29.⚖️ 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
30. 30.🧺 Three of these are needed for making butter. Which one is NOT needed? (a) fresh cream (b) a bowl (c) turmeric powder (d) cold water to rinse
31. 31.⚖️ 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) the same jar (c) time to make butter (d) the cream temperature
32. 32.True or false: melting butter is a change that cannot be undone. (a) False (b) True
33. 33.🧺 Three of these are needed for making butter. Which one is NOT needed? (a) a timer (b) a mirror (c) a bowl (d) cold water to rinse
34. 34.🔍 Which is the odd one out? (a) dissolving salt (b) melting butter (c) browning lemon ink (d) folding paper
35. 35.🧺 Three of these are needed for making butter. Which one is NOT needed? (a) a timer (b) a jar with a tight lid (c) a balloon (d) fresh cream
36. 36.True or false: cooking an egg is a change that can be undone. (a) True (b) False
37. 37.🧈 Can this change be undone: rusting iron? (a) cannot be undone (b) can be undone
38. 38.⚖️ Fair test — does cold cream turn into butter faster than warm cream? Which of these is kept the same? (a) how hard we shake (b) the cream temperature (c) time to make butter
39. 39.🧈 Which of these is a change that can be undone? (a) baking a cake (b) cooking an egg (c) rusting iron (d) folding paper
40. 40.🧺 Three of these are needed for making butter. Which one is NOT needed? (a) cold water to rinse (b) a jar with a tight lid (c) a timer (d) yeast

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