There is the digestive system is used to help you digest food.
The respiratory system that lets us use and brain oxygen.
Lastly, the circulatory system which allows our bodies to have flowing blood.
SI is a base 10 standardized system. I hope this helped and if not I highly recremend talking to your teacher or a parent.
The weigh of each tomato is the dependent variable
Answer:
Diffusion
Explanation:
Oxygen molecules can travel through the phospholipid bilayer using diffusion. Diffusion is when molecules travel from a higher concentration to a lower concentration.
It changed as more food more games less sleep