Large global wind systems are created by the uneven heating of the Earth's surface. ... Unequal heating of the Earth's surface also forms large global wind patterns. In area near the equator, the sun is almost directly overhead for most of the year. Warm air rises at the equator and moves toward the poles.
Well, it depends on where you are, for example, f your in ecaudor the temp there is varying becuase of that is the equator it affect how the weather is.
Because one might have other minerals in it as well
Fractions have the / and decimals are the ones with the .