Answer: to protect and preserve the ocean
Explanation: The ocean produces over half of the world's oxygen and absorbs 50 times more carbon dioxide than our atmosphere. Climate regulation: Covering 70 percent of the Earth's surface, the ocean transports heat from the equator to the poles, regulating our climate and weather patterns.
Answer: blood travels from the heart through arteries and blood travels to the heart through the veins.
I hope this helps
Answer:
We are able to move because attached to our skeleton (or skeletal system) is our muscular system.