Which will absorb more water? a sponge? or a paper towel? explain.

“This is expected, as the tiny space between paper towel layers helps hold more water. Paper is made of cellulose, which water molecules like to cling to. As a result, paper readily absorbs water. Paper towels are especially absorbent because their cellulose fibers have empty spaces—tiny air bubbles—between them.”-Scientific American Article

We can use solar powered cars or ride bikes instead of cars that burn fossil fuels