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7.1 homework: Dyer

QuestionAnswer
Weather the atmospheric conditions along with short term changes of a certain place at a certain time.
Air pressure the pressure that a column of air exerts on the air or surface below it.
Humidity the amount of water vapor in the air.
Relative humidity the amount of water vapor present in the air compared to the maximum amount of water vapor the air could contain at that temperture
Dew point the temp at which air is fully saturated because of decreasing temps while holding the amount of moisture constant
Precipitation is water in liquid or solid form that falls from the atmosphere
Water cycle the series of natural processes in which water continually moves among oceans land and the atmosphere
The __________ energy powers the water cycle sun's
Rain,_______,sleet,and hail are forms of precipitaton snow
increasing air pressure comes from having __________ molecules more
What is the atmospheric conditions, along with short-term changes, of a certain place at a certain time? weather
What are just two types of variables used to describe weather? temperature and rainfall
The measure of the average __ of molecules in the air temperature is called what? kinetic energy
The pressure that a column of air exerts on the air, or surface, is called what? air pressure
As air moves from areas of high pressure to areas of low pressure, it creates what? wind
The amount of water vapor in the air is called what? humidity
The amount of water vapor present in the air compared to the maximum amount of water vapor in the air could contain at that temperature is called? relative humidity
What is measured using an instrument called psychometric and is given as a percent? relative humidity
When what becomes saturated with water vapor, the water vapor will condense and form water droplets? air
What point is the temperature at which air is fully saturated because of decreasing temperatures while holding the amount of moisture constant? dew point
When the cooling air reaches its dew point, what condenses on small particles in the air and form droplets? water vapor
What are water droplets or ice crystals suspended in the atmosphere? clouds
What is water, in liquid or solid form, that falls from the atmosphere? precipitation
What is the series of natural processes in which water continually moves amount oceans, land, and the atmosphere? water cycle
What is a mixture of dust, acids, and other chemicals that can be hazardous to human health? particulate matter
When sulfur dioxide and nitrogen oxides combine with moisture in the atmosphere and form precipitation that has a lower pH lower than that of normal rainwater is called? acid precipitation
Gases and particles in the atmosphere absorb how much percent of incoming solar radiation? 20
Created by: dyerjer2987