How do the islands of hawaii compared to the volcanoes on land

when atoms of different types of elements join together, they make molecules called compounds. water consists of compound molecules made up of 2 hydrogen atoms and 1 oxygen atom. this is why it's called h2o. water will always have 2 times the number of hydrogen atoms as oxygen atoms.

because the light is a great source of energy for the plants to survive. (i hope this )