Lesson 48 of 84 · Electricity
Lesson⭐ 30 XP⚡ Spark LabDecomposers: Nature's Recyclers (Part 2)
Electricity.
🎯 Your mission
Learn the rule. Then catch nature using it.
⚡ The twist
The opposite of what you expect is often what happens.
Mind = Blown
🎢 You feel weightless on a roller coaster because you and the seat are falling at the same speed.
Make a hypothesis first
Predict: what happens if you double the force?
What You'll Learn
Decomposers like fungi and bacteria break down dead organisms and return nutrients to the soil. Without decomposers, dead material would pile up and nutrients would be locked away.
Key Words
- consumer
- decomposer
- food web
Steps
Look at the vocabulary words and write a definition for each in your own words.
Collect and classify 10 organisms from your yard into kingdoms, phyla, or groups. Use a dichotomous key if available.
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 3Which stage comes after a caterpillar in metamorphosis?
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
Get the full Electricity track as a printable PDF — all lessons, worksheets, and answer keys.