F1 - CHEM 111 - CALPAL

A sunburn is caused by which method of heat transfer?

• Radiation

• Convection

• Conduction

• Visible Light

The layer of the atmosphere where most of the world's weather occurs is:

• Thermosphere

• Stratosphere

• Troposphere

• Hemisphere

• Mesosphere

At night, temperatures will normally be cooler under cloudy skies than under clear skies

• True

• False

The brief cloud that forms when you exhale on a cold winter day was formed because of:

• Precipitation

• Convection

• Evaporation

• Condensation

• Runoff

The hydrologic cycle is:

• Convection, conduction, condensation, radiation

• Rain, sunshine, condensation, flood

• Evaporation, transpiration, condensation, precipitation, runoff

If you feel the heat in the handle of a cooking pot, that heat was transferred to the handle by;

• convection

• conduction

• radiation

It is ______ to breath on top of a mountain than at sea level because there are _______ oxygen molecules at the summit.

• Easier/more

• Harder/more

• Easier/less

• Harder/less

The layer of atmosphere that absorbs most of the damaging ultraviolet sunlight

• Troposphere

• Stratosphere

• Mesosphere

• Thermosphere

• Hemisphere

According to the Bernoulli's Principle, what happens to the air pressure when the velocity of air molecules increases?

• Increase

• Decrease

• Constant

• the Same

The sea level value of pressure in pounds per square inch units is

• 29.92 lb/sq.in

• 1013.25 lb/sq.in

• 101325 lb/sq.in

• 14.7 lb/sq.in