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