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