Summary
Explores the heart and circulatory system -- how the heart pumps blood through vessels to carry oxygen and nutrients all over the body. A core piece of the body-systems unit.
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All ages
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Teaching resources
Discussion questions
Discussion
The heart pumps blood that carries what your body needs everywhere it goes.
- What is the heart's main job?
- What does blood carry to the rest of your body?
- How does exercise change the way your heart beats?
Quick work-a-long
Vocabulary: heart, blood, vessel, pump, oxygen.
Try it: Find your pulse on your wrist or neck. Count the beats for 15 seconds, then jump 10 times and count again.