Lesson 36 of 84 · Human Impacts on Earth
Simulation⭐ 30 XP🌿 Wild JungleThe Electromagnetic Spectrum (Part 2)
Human Impacts on Earth.
🎯 Your mission
Run the sim. Spot the pattern.
⚡ The twist
Living things break the rules of non-living things — find the rule they break.
Mind = Blown
🌳 Trees can talk to each other through underground fungus networks.
Make a hypothesis first
Predict: what will happen to the plant if you change the water?
What You'll Learn
Sound is a vibration that travels through matter as a wave. It cannot travel through a vacuum. Sound travels fastest through solids and slowest through gases.
Key Words
- model
- prototype
Steps
Review the background information on Human Impacts on Earth before starting.
Design an experiment to test a hypothesis. Identify your independent variable, dependent variable, and controls. Run the experiment and present results.
Note any unexpected results and think about why they happened.
Share your findings with the class or a partner and discuss what you learned.
Check Your Understanding
Question 1
1 of 3What determines the pitch of a sound?
Where you see this in real life
This is why plants grow toward windows and why scabs form.
Stretch Challenge
Try this in real life this week.
Watch a plant or pet for 5 minutes today and write down what you noticed.
For the dinner table
“Tell me something you noticed about your own body today.”
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.
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