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