Summary
Explores the lungs and respiratory system -- how you breathe in oxygen and breathe out carbon dioxide. Connects a body structure to the function of survival.
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All ages
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Teaching resources
Discussion questions
Discussion
Your lungs take in the air your body needs and push out air it does not.
- What gas do your lungs take in when you breathe in?
- What gas do you breathe out?
- How does your breathing change when you run?
Quick work-a-long
Vocabulary: lungs, breathe, oxygen, carbon dioxide.
Try it: Take a slow deep breath and feel your chest rise. Count how many breaths you take in one minute while sitting still.