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