Lesson 7 of 84 · Human Impacts on Earth
Simulation⭐ 30 XP🌿 Wild JungleSound Waves and Vibrations
Human Impacts on Earth.
🎯 Your mission
Play with the model. Break it. Understand it.
⚡ The twist
What the body does in one minute is wilder than any cartoon.
Mind = Blown
🦠 You have more bacterial cells in your body than human cells.
Make a hypothesis first
Guess: how does the body solve this problem?
What You'll Learn
Waves transfer energy without transferring matter. Transverse waves (like light) vibrate perpendicular to the direction of travel. Longitudinal waves (like sound) vibrate parallel.
Key Words
- observation
- experiment
- conclusion
Steps
Look at the vocabulary words and write a definition for each in your own words.
Build a working anemometer using paper cups and straws. Calibrate it by counting rotations in a known wind speed.
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 is the electromagnetic spectrum?
Where you see this in real life
Your own body is doing this thousands of times every second.
Stretch Challenge
Try this in real life this week.
Find one thing about your body that's different from a friend's. Wonder why.
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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