Lesson 83 of 84 ยท Earth Systems
Simulationโญ 30 XP๐ Rock RealmFossils: Clues to the Past (Part 3)
Earth Systems.
๐ฏ Your mission
Play with the model. Break it. Understand it.
โก The twist
Weather isn't random โ it's just complicated.
Mind = Blown
๐ The deepest part of the ocean is deeper than Mount Everest is tall.
Make a hypothesis first
Before you observe: what shape will it leave?
What You'll Learn
Fossils are preserved remains or traces of ancient organisms. They form when organisms are buried in sediment that hardens into rock over millions of years.
Key Words
- sediment
- igneous
Steps
Read the introduction and identify the main idea of this lesson.
Set up a weather station: use a thermometer, rain gauge (a jar with a ruler), and wind sock (a plastic bag on a stick). Record data for one week.
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 3Which layer of Earth is the thinnest?
Where you see this in real life
This is shaping the ground you walk on, slowly, every single day.
Stretch Challenge
Try this in real life this week.
Find a rock outside and try to guess how old it is.
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 Earth Systems for 3rd Grade
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