Lesson 55 of 84 ยท Climate
Lessonโญ 30 XP๐ Rock RealmNatural Resources and Conservation (Part 2)
Natural Resources and Conservation (Part 2).
๐ฏ Your mission
Understand the idea. Then look for it everywhere.
โก The twist
The slowest changes are the biggest ones.
Mind = Blown
๐ชจ 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
Natural resources include materials from Earth that people use. Renewable resources (trees, solar energy) can be replenished. Nonrenewable resources (coal, oil) are limited.
Key Words
- volcano
- atmosphere
Steps
Study the diagram and label the parts you recognize.
Build a working model of a volcano using baking soda and vinegar. Observe the eruption and explain what causes real volcanic eruptions.
Compare the before and after states.
Write your conclusion: did the results match your hypothesis? What would you change next time?
Check Your Understanding
Question 1
1 of 3What is a natural resource?
Where you see this in real life
Today's weather, tomorrow's beach, next century's coastline โ 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
โWhat's the slowest change you can think of?โ
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
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