Temperature and Humidity

Question 1

In the UK, temperatures are measured and reported in units of …..on the Weather report to Air Traffic control.

Answer 1

Celcius

Question 2

Short wave radiation from the sun heats the earth’s surface. This warmed surface then heats the layer of air in contact with it by

Answer 2

Conduction

Question 3

If this heated surface layer then finds itself warmer than the air layers above it, discrete parcels of warmer air will rise up through the colder layers, a process called

Answer 3

Convection

Question 4

A strong wind can also mix the heated layer at surface further upwards, a process we call

Answer 4

Turbulence

Question 5

the large scale heating (or cooling) of the atmosphere by horizontal motion of air from warmer or colder latitudes is known as

Answer 5

Advection

Question 6

The International Standard Atmosphere has a mean sea level temperature of

Answer 6

15 C

Question 7

An inland location will tend to experience the largest diurnal variation in temperature under ……and with…….

Answer 7

clear skies and calm winds

Question 8

Around the UK, sea temperatures tend to be highest in the….. and lowest in the…….

Answer 8

Autumn and Spring

Question 9

Whats the correct definition of Dew Point

Answer 9

The temperature at which air becomes saturated when cooled at constant pressure

Question 10

what is the definition for Relative Humidity

Answer 10

The ratio of the water vapour content of the air compared to the maximum that could be held

Question 11

What is the definition for saturation

Answer 11

The state when air is holding the maximum amount of water vapour that it can

Question 12

T or F, the relative humidity can only change with the addition or removal of water vapour from the atmosphere.

Answer 12

False