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