Environmental Science
The density of water vapour in a given parcel of air is expressed by the:

Saturation vapor pressure
Relative humidity
Absolute humidity
Specific humidity
Mixing ratio

ANSWER DOWNLOAD EXAMIANS APP

Environmental Science
During an equinox:

At noon the sun is overhead at the equator
The days and nights are of equal length except at the poles
All of these
The earth is not tilted toward nor away from the sun

ANSWER DOWNLOAD EXAMIANS APP