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6.7 Unit Review
6.7 Atmosphere and Weather
| Question | Answer |
|---|---|
| __________________is the most abundant gas in the atmosphere at 78%. | Nitrogen |
| _________________ is the second most abundant gas in the atmosphere at 21%. | Oxygen |
| Trace gases in the atmosphere make up _____ %. | One |
| Earth's atmosphere has several roles. Two of these roles are.... | Absorbing harmful solar radiation AND regulating the planet's temperature. |
| An anemometer measures _______________________. | Wind speed |
| A hygrometer measures ______________________. | humidity |
| A thermometer measures ___________________________. | Temperature |
| A barometer measures _____________________________. | air pressure |
| In the troposphere, when altitude _________________, the temperature ___________________. | increases, decreases |
| In the troposphere, where is the temperature the highest? | near the surface of the Earth |
| The mesosphere is the same as the troposphere for temperature vs altitude... as altitude increases, temperature decreases. Which of the following temperatures in degrees would be the warmest? -35, 0, -15, -3 | 0 |
| The ozone layer is found in which layer of the atmosphere? | The stratosphere |
| The hottest and largest layer of the atmosphere is ________________. | the thermosphere |
| The coldest layer and where meteors usually burn up of the atmosphere is _______________. | the mesosphere |
| The layer of the atmosphere closest to Earth's surface is __________________________. | the troposphere |
| In which layer of the atmosphere does weather occur? | the troposphere |
| How does the ozone layer help our planet? | Ozone protects Earth from excessive UV radiation. |
| What does temperature measure? | The amount of thermal energy |
| Cold air masses ______________ and are ______ dense. | sink, more |
| Warm air masses ___________ and are ______ dense. | rise, less |
| _________________ are large storms that form over warm ocean waters. | Hurricanes |
| ________________ are associated with warm air masses that produce heavy rain hail, and strong winds. | Thunderstorms |
| A ____________________ is when a weather pattern leads to little or no rainfall over an extended period of time. | Drought |
| ____________________ are severe rotating storms that may contain hail and strong circulating wind. | Tornados |
| Besides air pressure, what are two other impactful factors on weather conditions? | Thermal energy and amount of water vapor |
| Snow falls from clouds as _____________________. | Ice crystals |
| A low pressure system usually has what type of weather? | Cloudy and rainy |
| A high pressure system usually has what type of weather? | Clear skies and sunny |
| If a cold air mass moves to a warm air mass, we call this a ______________ front. | cold |
| If a warm air mass moves to a cold air mass, we call this a ____________ front. | warm |
| On a weather map, the line with triangles refers to what type of front? | Cold |
| On a weather map, the line with semicircles refers to what type of front? | Warm |
| On a weather map, the smaller, tan lines indicate ___________. | Areas of equal air pressure |
| Meteorologists use many pieces of data, maps, charts, computer analysis. This is evidence that many components ________________. | impact weather |
Created by:
Johnsopd
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