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