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