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