Meteorologists study
a. stars and space
b. space and time
c. weather and climate
d. planets and climate patterns

The ozone hole appears in antarctica during

An important dimensionless parameter concerned with very high-speed flow is the mach number, defined as v/c, where v is the speed of the object such as an airplane or projectile, and c is the speed of sound in the fluid surrounding the object. for a projectile traveling at 1170 mph through air at 50 ˚f and standard atmospheric pressure, what is the value of the mach number?

What component of earth’s atmosphere exists entirely as a result of photosynthesis?