Lesson 20 of 84 · Electricity
Lesson⭐ 30 XP⚡ Spark LabDesert Survival Adaptations
Electricity.
🎯 Your mission
Master the concept. Use it tomorrow.
⚡ The twist
Energy never disappears — it just hides somewhere else.
Mind = Blown
⚡ Static electricity is the same physics as lightning, just smaller.
Make a hypothesis first
Before you start: which will move faster, and why?
What You'll Learn
Biomes are large regions with similar climate, plants, and animals. Major biomes include tropical rainforest, desert, grassland, tundra, and temperate forest.
Key Words
- photosynthesis
- vertebrate
- invertebrate
Steps
Study the diagram and label the parts you recognize.
Set up a composting experiment: place food scraps in one sealed bag and leaves in another. Observe decomposition over two weeks and record changes.
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 food web?
Where you see this in real life
This is why airplanes can fly and why rockets reach space.
Stretch Challenge
Try this in real life this week.
This week, find one thing in your house that turns one kind of energy into another.
For the dinner table
“Show me something at home that uses this kind of energy.”
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 Electricity for 9th Grade
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