Butter Making Experiment Worksheet

Science experiments lesson 17: Butter from shaking cream · Set 878 · 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 it gets hot (c) so cream does not spill (d) so air gets out
2. 2.🧈 Which of these is a change that can be undone? (a) rusting iron (b) milk turning to curd (c) freezing water (d) baking a cake
3. 3.🔮 Predict: you shake skimmed milk (with almost no cream) instead. What happens? (a) more butter forms (b) it turns to cheese (c) no butter forms (d) it turns blue
4. 4.🔍 What do you see after shaking cream in a jar for a long time? (a) bubbles of gas (b) lumps of butter (c) sugar crystals (d) clear water only
5. 5.⚖️ 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
6. 6.True or false: a bowl is needed for making butter. (a) False (b) True
7. 7.🔮 Predict: you stop shaking after only one minute. What do you have? (a) cheese (b) still runny cream (c) butter lumps (d) ghee
8. 8.🧈 What is the watery liquid left after the butter forms? (a) buttermilk (b) vinegar (c) honey (d) oil
9. 9.🧈 Can this change be undone: baking a cake? (a) can be undone (b) cannot be undone
10. 10.🧈 Which of these is a change that cannot be undone? (a) melting butter (b) melting ice (c) freezing water (d) rusting iron
11. 11.🧺 Do we need cold water to rinse for making butter? (a) needed (b) not needed
12. 12.True or false: folding paper is a change that can be undone. (a) True (b) False
13. 13.🧺 Three of these are needed for making butter. Which one is NOT needed? (a) a bowl (b) a timer (c) fresh cream (d) a magnet
14. 14.🔍 Which is the odd one out? (a) melting ice (b) dissolving salt (c) milk turning to curd (d) melting butter
15. 15.True or false: cooking an egg is a change that cannot be undone. (a) True (b) False
16. 16.⚖️ 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
17. 17.🛟 Why is a plastic jar a good choice for shaking? (a) it will not break (b) it is heavier (c) it is hotter (d) it is magnetic
18. 18.🔍 Which is the odd one out? (a) dissolving salt (b) melting ice (c) freezing water (d) cooking an egg
19. 19.🧺 Three of these are needed for making butter. Which one is NOT needed? (a) a jar with a tight lid (b) a battery cell (c) a timer (d) fresh cream
20. 20.🧺 Three of these are needed for making butter. Which one is NOT needed? (a) turmeric powder (b) a bowl (c) a timer (d) a jar with a tight lid
21. 21.🧺 Which of these is needed for making butter? (a) a mirror (b) yeast (c) a timer (d) a battery cell
22. 22.🔍 Which is the odd one out? (a) dissolving salt (b) milk turning to curd (c) baking a cake (d) browning lemon ink
23. 23.True or false: fresh cream is needed for making butter. (a) False (b) True
24. 24.⚖️ 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 amount of cream (c) time to make butter (d) the cream temperature
25. 25.🔮 Predict: the jar is filled right to the top with cream. What happens? (a) it turns pink (b) it takes much longer (c) it is much faster (d) it makes salt
26. 26.🧺 Do we need a timer for making butter? (a) not needed (b) needed
27. 27.🧺 Which of these is needed for making butter? (a) a magnet (b) a jar with a tight lid (c) a balloon (d) a mirror
28. 28.⚖️ 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 keep it the same (c) we change it
29. 29.🧈 Which of these is a change that can be undone? (a) milk turning to curd (b) browning lemon ink (c) baking a cake (d) melting butter
30. 30.🧺 Do we need turmeric powder for making butter? (a) not needed (b) needed
31. 31.🧺 Do we need a bowl for making butter? (a) not needed (b) needed
32. 32.🔍 Which is the odd one out? (a) dissolving salt (b) melting butter (c) rusting iron (d) folding paper
33. 33.🧺 Which of these is not needed for making butter? (a) a jar with a tight lid (b) a magnet (c) a bowl (d) cold water to rinse
34. 34.True or false: milk turning to curd is a change that can be undone. (a) False (b) True
35. 35.⚖️ 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 amount of cream (c) the cream temperature
36. 36.🧺 Do we need a magnet for making butter? (a) needed (b) not needed
37. 37.🔍 Which is the odd one out? (a) folding paper (b) cooking an egg (c) milk turning to curd (d) baking a cake
38. 38.⚖️ Fair test — does cold cream turn into butter faster than warm cream? True or false: the same jar is kept the same. (a) False (b) True
39. 39.True or false: a mirror is not needed for making butter. (a) True (b) False
40. 40.🧈 Can this change be undone: melting ice? (a) cannot be undone (b) can be undone

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