5 Written questions
5 Matching questions
- The wave-like or meandering pattern of the upper level winds in middle latitudes is of major importance for
- Clouds, dew and frost all form because air has become saturated. This condition of saturation is usually caused by
- Which of the following statements is TRUE of lake-effect snowfall?
- The wind speed normally increases with height in the layer of air next to the ground. This illustrates the fact that
- Why do clouds represent a source of heat for the atmosphere?
- a the air being cooled.
- b Cloud formation releases latent heat to the air.
- c transporting heat between equator and poles.
- d friction is present only close to the ground.
- e Along the Great Lakes, lake-effect snowfall usually only occurs within 80 km of the leeward lake shores.
5 Multiple choice questions
- inward and counterclockwise.
- change in pressure along a horizontal surface.
5 True/False questions
A cumulus cloud is recognized mainly by its → a warm current carrying water from the equator along the East Coast of the United States.
Clouds and precipitation form in the air primarily due to → viscosity.
Horizontal variations in air pressure cause a force which makes the wind blow. These pressure variations are caused by → uneven heating of the Earth's surface
The areas of abundant rainfall on the Earth tend to be → viscosity.
Upper air winds: → can allow cloud droplets to form even if the relative humidity is