Final answer:
About 70% of Earth's surface is covered by water, with 97% being salt water and only 3% freshwater.
Explanation:
70% of Earth's surface is covered by water, with 97% being salt water and only 3% freshwater. Most freshwater is frozen in glaciers and polar ice caps, with a small percentage in rivers, lakes, and other freshwater sources.
Learn more about Earth's water coverage percentage here:
https://brainly.com/question/37920114
