Ablank is a kind of lipid that can store energy for a long period of time. these lipids are made up of long chains of carbon and oxygen atoms bonded to a backbone structure

A Fat is a kind of lipid that can store energy for a long period of time. These lipids are made up of long chains of carbon and oxygen atoms bonded to a backbone structure. Hope this helps!

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.