Environmental Science
Our seasons are caused by:

The changing distance between the earth and the sun
The angle at which sunlight reaches the earth
All of these
Only (b) and (c) are correct
The length of the daylight hours

ANSWER DOWNLOAD EXAMIANS APP

Environmental Science
Low clouds retard surface cooling at night better than clear skies because:

The clouds start convection currents between them
The water droplets in the clouds reflect infrared energy back to earth
The formation of the clouds releases latent heat energy
The clouds are better conductors of heat than is the clear night air
The clouds absorb and radiate infrared energy back to earth

ANSWER DOWNLOAD EXAMIANS APP