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