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