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Bouncy Egg Science Experiment
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Bouncy Egg Science Experiment
🥚 Part 1: Before the Experiment
1. What do you think will happen when we put an egg in vinegar for several days?
2. What is the hard outer part of an egg called?
membrane
shell
yolk
white
3. Vinegar contains an acid. What type of change do you think will happen when acid meets the eggshell?
Physical change
Chemical change
No change
4. Draw and label your egg before placing it in vinegar:
🔬 Part 2: Observations During the Experiment
5. What did you observe immediately after placing the egg in vinegar? (Check all that apply)
Bubbles forming
Fizzing sounds
Colour change
Nothing happened
6. The bubbles you see are carbon dioxide gas. This tells us that a _____________ reaction is happening between the vinegar and the eggshell.
Answer: _________________
7. After 24 hours, describe what happened to the eggshell:
8. The thin layer left around the egg is called the membrane. What do you think this membrane can do?
Let water molecules pass through
Keep everything out
Make the egg harder
🎾 Part 3: Understanding the Science
9. When water moves through the egg membrane, this process is called:
O _ _ _ _ _ _
10. Explain in your own words why the egg became "bouncy":
11. What questions do you still have about this experiment?
12. Draw your egg after the experiment and label the changes:
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