Lesson 36 of 84 · The Human Body
Experiment⭐ 30 XP🌿 Wild JungleSkin: Your Largest Organ (Part 2)
The Human Body.
🎯 Your mission
Run the experiment. Find out what really happens.
⚡ The twist
Every species solves the same problem differently.
Mind = Blown
🌳 Trees can talk to each other through underground fungus networks.
Make a hypothesis first
Before you watch: what do you think it'll do?
What You'll Learn
The excretory system removes waste products from the body. The kidneys filter blood to produce urine, the lungs remove carbon dioxide, and the skin releases some waste through sweat.
Key Words
- muscular system
- nervous system
- circulatory system
Materials Needed
- stethoscope (toy)
- sponge
- water
- blindfold
Safety First
- Handle glass items carefully to avoid breakage.
- Do not mix unknown chemicals together.
- Tie back long hair before starting the experiment.
Steps
Read about The Human Body and write down three key facts.
Test reaction time: have a partner drop a ruler and catch it. Record the centimeter mark 10 times. Calculate your average reaction time.
Watch carefully for any changes and note the time.
Create a data table to organize your measurements.
Check Your Understanding
Question 1
1 of 3How many senses do humans have?
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.”
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