Question

1/8
what is an air mass?
1
a region of high pressure
2
a small pocket of air with varying temperature and moisture
3
a large body of air with the same temperature and moisture throughout
4
a type of weather front

Explanation:

An air mass is defined as a large body of air that has relatively uniform temperature and moisture characteristics throughout. Option 1 describes high - pressure region (not an air mass), option 2 mentions a small pocket (air masses are large), and option 4 confuses it with a weather front.

Answer:

1. A large body of air with the same temperature and moisture throughout