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Albright-7.1 HW

Science questions

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
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 temperature
Dew Point The temperature at which air is fully saturated because of decreasing temperatures while holding the amount of moisture constant
Precipitation Water , in liquid form 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
What is used to measure air pressure? Barometer
What is used to measure wind speed? Anemometer
What is used to measure relative humidity? Psychrometer
How is relative humidity given? As a a percent
What is air temperature? The average kinetic energy of the molecules in the air.
What are clouds? Water droplets or ice crystals suspended in the air.
What are clouds that form near Earth's surface called? Fog
At what temperature does dew form? Above 0 degrees Celsius
At what temperature does ice crystals form? Below 0 degrees Celsius
What determines the maximum amount of water vapor air can contain? Temperature
What is air pressure measured in? millibars
What is humidity measured in? Grams of water vapor per cubic meter of air.
Can clouds have different shapes? Yes
Are different kinds of clouds present at different altitudes? Yes
Does air pressure increase or decrease with altitude? Decease
What is wind? The movement of air from areas of high pressure to areas of low pressure.
What does cold air do to warm air? It pushes it up
What are the different prevailing winds? Trade winds, westerlies, polar easterlies, and jet streams
Does temperature increase or decrease with altitude within the troposphere? Decreases
What is water vapor? Water in its gaseous form
Created by: albricha7550