The defining characteristic of deserts is their high daytime temperatures. true or false ?

This is a weird question. 

Deserts do have very high day time temperatures, but they also have extremely low temperatures at night because of a lack of water. If you live in a city surrounded by water, you'll find that it will actually be warmer in the city at night than it would in a town further in-land. 

You know how the first one if filled up like the objects do the same but with the other categories

You use the atomic number to find out how many protons and neutrons there are in the atom. you use the atomic mass to find out how many protons and electrons there are in the atom.