Lesson 35 of 84 · The Human Body
Lesson⭐ 30 XP🌿 Wild JungleBlood: Red Cells, White Cells, Platelets (Part 2)
The Human Body.
🎯 Your mission
Understand the idea. Then look for it everywhere.
⚡ The twist
Living things break the rules of non-living things — find the rule they break.
Mind = Blown
🦠 You have more bacterial cells in your body than human cells.
Make a hypothesis first
Predict: what will happen to the plant if you change the water?
What You'll Learn
Red blood cells carry oxygen using a protein called hemoglobin. White blood cells fight infection. Platelets help form blood clots to stop bleeding when you get a cut.
Key Words
- skeletal system
- muscular system
- nervous system
Steps
Study the diagram and label the parts you recognize.
Map your pulse: measure your heart rate at rest, after 1 minute of walking, and after 1 minute of jumping. Create a bar graph and explain the differences.
Observe what happens and describe it in detail.
Record your observations in your science journal with measurements and descriptions.
Check Your Understanding
Question 1
1 of 3What do neurons do?
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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