circulatory system
Storyboard Szöveg
- hi class today we are going to be learning about how your heart works
- okay first things first things first. your heart is an oval shape and is about the size of my fist
- okay first things first things first. your heart is an oval shape and is about the size of my fist
- keep running guys .okay by running your heart beats faster
- also right now your heart is pumping a lot of blood through your body now it takes a full minute for the blood to circulate through your bood and back into your herat
- now that your done i can tell you about how your heart works your heart is what aslo make you get oxygen other than your lungs
- okay kids thats all for today thank you for lisening to me about how your heart works
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