7.1 HW: Harbaugh
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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| 1. weather | the atmospheric conditions, along with short-term changes, of a certain place at a certain time.
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| 2. air pressure | the pressure that a column of air exerts on the air, or surface, below it is air pressure.
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| 3. 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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| 4. 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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| 5. precipitation | water, in liquid or solid form, that falls from the atmosphere.
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| 6. water cycle | the series of natural processes in which water continually moves among oceans, land, and and the atmosphere.
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| 1. what are two variables used to describe weather? | temperature and rainfall
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| 2. what are some of the variety of atmospheric conditions? | temperature, air pressure, wind speed and direction, humidity, cloud coverage, and precipitation
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| 3. what is the average kinetic energy of molecules in the air? | air temperature
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| 4. if air pressure decreases, what happens to the altitude? | increases
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| 5. what does barometric pressure mean? | air pressure
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| 6. what happens when areas of high pressure air moves to areas of low pressure? | wind
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| 7. when the humidity is high, is there more or less water vapor in the air? | more
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| 8. can warm air contain more or less water vapor than cold air? | more
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| 9. when the air near the ground becomes saturated, the water vapor condenses into what? | liquid
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| 10. when the temperature decreases, the air can hold more or less moisture? | less
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| 11. what is a cloud that forms near earth's surface? | fog
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| 12. do clouds absorb or reflect some of earth's incoming radiation? | reflect
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| 13. what can droplets in clouds form around in the atmosphere? | dust, salt, or smoke
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| 14. other than precipitation, what are two other important processes in the water cycle? | evaporation and condensation
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| 15. water vapor cools and rises in the atmosphere and condenses back into what? | liquid
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| 1. what are types of precipitation that are solid? (7.1) | sleet, hail, and snow
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| 2. what is precipitation in liquid form? (7.1) | rain
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| 3. what are the types of acid precipitation? (6.4) | acid rain, snow, and fog
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| 4. what is water vapor? (6.1) | water in gaseous form
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| 5. what is the difference between acid precipitation and normal rainwater? (6.4) | acid precipitation has a lower pH than that of normal rainwater
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