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 what we measure? (a) the amount of cream (b) the cream temperature (c) time to make butter (d) how hard we shake
- 2.⚖️ Fair test — does cold cream turn into butter faster than warm cream? What do we do with “the cream temperature”? (a) we keep it the same (b) we measure it (c) we change it
- 3.⚖️ 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
- 4.🧺 Three of these are needed for making butter. Which one is NOT needed? (a) cold water to rinse (b) a bowl (c) a mirror (d) a timer
- 5.🧺 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) a magnet
- 6.⚖️ Fair test — does cold cream turn into butter faster than warm cream? True or false: the cream temperature is the one thing we change. (a) False (b) True
- 7.🔍 Which is the odd one out? (a) milk turning to curd (b) rusting iron (c) melting butter (d) browning lemon ink
- 8.⚖️ Fair test — does cold cream turn into butter faster than warm cream? What do we do with “the same jar”? (a) we keep it the same (b) we measure it (c) we change it
- 9.🧺 Three of these are needed for making butter. Which one is NOT needed? (a) turmeric powder (b) fresh cream (c) cold water to rinse (d) a timer
- 10.🔮 Predict: you stop shaking after only one minute. What do you have? (a) cheese (b) ghee (c) still runny cream (d) butter lumps
- 11.🔍 Which is the odd one out? (a) melting butter (b) cooking an egg (c) freezing water (d) folding paper
- 12.True or false: a magnet is needed for making butter. (a) True (b) False
- 13.True or false: melting ice is a change that cannot be undone. (a) False (b) True
- 14.True or false: yeast is needed for making butter. (a) True (b) False
- 15.🧺 Do we need a timer for making butter? (a) needed (b) not needed
- 16.⚖️ Fair test — does cold cream turn into butter faster than warm cream? True or false: time to make butter is the one thing we change. (a) True (b) False
- 17.🧺 Do we need a magnet for making butter? (a) needed (b) not needed
- 18.🔍 What do you see after shaking cream in a jar for a long time? (a) clear water only (b) bubbles of gas (c) lumps of butter (d) sugar crystals
- 19.🧈 Which of these is a change that cannot be undone? (a) freezing water (b) melting ice (c) dissolving salt (d) browning lemon ink
- 20.🧺 Do we need a mirror for making butter? (a) not needed (b) needed
- 21.🧺 Which of these is not needed for making butter? (a) fresh cream (b) a timer (c) a battery cell (d) a jar with a tight lid
- 22.⚖️ 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) True (b) False
- 23.🧈 What is the watery liquid left after the butter forms? (a) vinegar (b) buttermilk (c) oil (d) honey
- 24.🔍 Which is the odd one out? (a) dissolving salt (b) melting butter (c) milk turning to curd (d) melting ice
- 25.⚖️ 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
- 26.🧈 Can this change be undone: melting butter? (a) cannot be undone (b) can be undone
- 27.🧺 Three of these are needed for making butter. Which one is NOT needed? (a) cold water to rinse (b) a battery cell (c) a timer (d) fresh cream
- 28.⚖️ Fair test — does cold cream turn into butter faster than warm cream? True or false: the amount of cream is what we measure. (a) False (b) True
- 29.🧈 Which of these is a change that cannot be undone? (a) baking a cake (b) melting ice (c) dissolving salt (d) folding paper
- 30.⚖️ Fair test — does cold cream turn into butter faster than warm cream? True or false: the same jar is the one thing we change. (a) True (b) False
- 31.🧈 Before the butter appears, what does the cream turn into? (a) ice (b) clear water (c) powder (d) thick whipped cream
- 32.⚖️ 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 same jar (c) how hard we shake (d) the cream temperature
- 33.⚖️ 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
- 34.🛟 Why must the jar lid be screwed on tightly? (a) so it turns yellow (b) so it gets hot (c) so air gets out (d) so cream does not spill
- 35.🧺 Do we need a jar with a tight lid for making butter? (a) not needed (b) needed
- 36.🧈 Can this change be undone: rusting iron? (a) can be undone (b) cannot be undone
- 37.🔍 Which is the odd one out? (a) baking a cake (b) freezing water (c) cooking an egg (d) rusting iron
- 38.True or false: rusting iron is a change that cannot be undone. (a) True (b) False
- 39.🧈 Can this change be undone: dissolving salt? (a) cannot be undone (b) can be undone
- 40.True or false: turmeric powder is needed for making butter. (a) True (b) False
Answer key
- time to make butter
- we change it
- True
- a mirror
- a magnet
- True
- melting butter
- we keep it the same
- turmeric powder
- still runny cream
- cooking an egg
- False
- False
- False
- needed
- False
- not needed
- lumps of butter
- browning lemon ink
- not needed
- a battery cell
- False
- buttermilk
- milk turning to curd
- we keep it the same
- can be undone
- a battery cell
- False
- baking a cake
- False
- thick whipped cream
- the cream temperature
- the same jar
- so cream does not spill
- needed
- cannot be undone
- freezing water
- True
- can be undone
- False
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