Science questions
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| Weather | the atmospheric conditions, along with short-term changes, of a certain place at a certain time
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| Air Pressure | the pressure that a column of air exerts on the air, or surface, below
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| Humidity | the amount of water vapor in the air
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| 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
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| Dew Point | The temperature at which air is fully saturated because of decreasing temperatures while holding the amount of moisture constant
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| Precipitation | Water , in liquid form or solid form, that falls from the atmosphere
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| Water Cycle | the series of natural processes in which water continually moves among oceans, land, and the atmosphere
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| What is used to measure air pressure? | Barometer
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| What is used to measure wind speed? | Anemometer
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| What is used to measure relative humidity? | Psychrometer
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| How is relative humidity given? | As a a percent
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| What is air temperature? | The average kinetic energy of the molecules in the air.
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| What are clouds? | Water droplets or ice crystals suspended in the air.
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| What are clouds that form near Earth's surface called? | Fog
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| At what temperature does dew form? | Above 0 degrees Celsius
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| At what temperature does ice crystals form? | Below 0 degrees Celsius
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| What determines the maximum amount of water vapor air can contain? | Temperature
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| What is air pressure measured in? | millibars
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| What is humidity measured in? | Grams of water vapor per cubic meter of air.
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| Can clouds have different shapes? | Yes
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| Are different kinds of clouds present at different altitudes? | Yes
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| Does air pressure increase or decrease with altitude? | Decease
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| What is wind? | The movement of air from areas of high pressure to areas of low pressure.
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| What does cold air do to warm air? | It pushes it up
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| What are the different prevailing winds? | Trade winds, westerlies, polar easterlies, and jet streams
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| Does temperature increase or decrease with altitude within the troposphere? | Decreases
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| What is water vapor? | Water in its gaseous form
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