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