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