Lesson 19 of 84 · Climate
Experiment⭐ 30 XP🌋 Rock RealmGroundwater and Aquifers
Groundwater and Aquifers.
🎯 Your mission
Set it up. Test it. Be amazed.
⚡ The twist
The slowest changes are the biggest ones.
Mind = Blown
🪨 Every grain of sand on every beach used to be a mountain.
Make a hypothesis first
Predict: which will erode faster?
What You'll Learn
Weather describes short-term atmospheric conditions like temperature, precipitation, and wind. Climate describes the average weather patterns in a region over a long period.
Key Words
- volcano
- atmosphere
- humidity
Materials Needed
- cups
- thermometer
- rain gauge
- cotton balls
Safety First
- Handle glass items carefully to avoid breakage.
- Do not mix unknown chemicals together.
Steps
Review the background information on Climate before starting.
Test rock hardness using Mohs scale: try scratching rocks with your fingernail, a penny, and a nail. Rank them from softest to hardest.
Draw a detailed diagram of what you observe.
Write a conclusion: what did your results show? Did they match your prediction?
Check Your Understanding
Question 1
1 of 3What type of rock forms from cooled magma?
Where you see this in real life
Today's weather, tomorrow's beach, next century's coastline — all this.
Stretch Challenge
Try this in real life this week.
Look at the sky for 5 minutes and try to predict tomorrow's weather.
For the dinner table
“What's the slowest change you can think of?”
Next Smart Experiment
We'll pick an experiment that matches exactly how you're thinking right now.
Share this experiment
Send it to a parent who's looking for a 10-minute kitchen science win.
Checkout complete lesson on Climate for 8th Grade
Get the full Climate track as a printable PDF — all lessons, worksheets, and answer keys.