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Color-Changing Lemonade

science snack

Explore the behavior of particles in liquids through color-changing lemonade.

total time:

25 minutes

active time:

20 minutes

difficulty:

novice

major equipment:

Hot plate or kettle (to boil water)

materials include:

  • material list with shopping links

  • printable directions and worksheets

  • troubleshooting tips

  • suggestions for tinkering & extension

for educators

essential question(s):

How do particles move in liquids?

objectives:

- Define and describe diffusion
- Observe how temperature impacts the rate of diffusion
- Observe a pH indicator

science concepts:

states of matter, solutions and mixtures, acids and bases

grade levels:

6

10

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