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