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