Quiz 1 WX 201 Exam Questions with Correct Answers

Quiz 1 WX 201 Exam Questions with Correct Answers At night, when the weather is extremely cold and dry, atmospheric pressure in the troposphere - increases with increasing altitude. - remains constant with increasing altitude. - stays the same, then drops suddenly. - first increases, then decreases with increasing altitude. - decreases with increasing altitude. - Answer-decreases with increasing altitude. Which of the following is MOST likely associated with fair weather? - a cold front - a warm front - large storm systems - low pressure area - high pressure area - Answer-high pressure area Ozone in the stratosphere - is a health hazard for people with respiratory illnesses. - is an aerosol found in the ionosphere. - is one of the main ingredients of photochemical smog. - provides healthy levels of vitamin D to humans. - protects life from harmful ultraviolet radiation. - Answer-protects life from harmful ultraviolet radiation. Water vapor can best be described as a - gas. - cloud droplet. - liquid. - snowflake. - rain drop. - Answer-gas Wind direction is - always directly from high toward low pressure. - the direction from which the wind is blowing. - always directly from low toward high pressure. - the direction to which the wind is blowing. - the vertical displacement of air. - Answer-the direction from which the wind is blowing. Typically, water vapor occupies about what percentage of the air's volume near Earth's surface? - less than 4 percent - less than 1 percent - about 78 percent - about 21 percent - close to 10 percent - Answer-less than 4 percent Middle latitude cyclonic storms are also known as