Lesson 31 of 84 · Electricity
Experiment⭐ 30 XP⚡ Spark LabCellular Respiration
Electricity.
🎯 Your mission
Set it up. Test it. Be amazed.
⚡ The twist
Speed isn't the same as force. Don't mix them up.
Mind = Blown
🔥 A bolt of lightning is 5 times hotter than the surface of the sun.
Make a hypothesis first
Guess: where does the energy go?
What You'll Learn
Cellular respiration is how cells release energy from food by combining glucose with oxygen. This process takes place mainly in the mitochondria and produces carbon dioxide and water as waste, along with the energy cells need to work.
Key Words
Tap a word to see its definition.
Materials Needed
- cotton balls
- zip-lock bags
- labels
- seeds
- soil
Safety First
- Do not taste any materials.
- Wear safety goggles when mixing liquids.
- Wash hands after handling materials.
Steps
Read about Electricity and write down three key facts.
Collect and classify 10 organisms from your yard into kingdoms, phyla, or groups. Use a dichotomous key if available.
Use your senses (except taste) to describe what you notice.
Write a summary of your findings in 3-5 sentences.
Check Your Understanding
Question 1
1 of 3What is pollination?
Where you see this in real life
You use this every time you flip a light switch, ride a bike, or kick a ball.
Stretch Challenge
Try this in real life this week.
Time how long a small ball rolls down something, then change the slope and try again.
For the dinner table
“Show me something at home that uses this kind of energy.”
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