Term
| How much oxygen is in the air we breathe? |
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Definition
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Term
| How much nitrogen is in the air we breathe? |
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Definition
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Term
| Name the 4 layers of the atmosphere. |
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Definition
| troposhere, stratosphere, mesophere, and thermosphere |
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Term
| What layer of the atmosphere do we live on? |
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Definition
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Term
| Name something that only occurs in the troposphere. |
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Definition
| weather; only layer to support living things |
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Term
| How high up does the troposphere extend? |
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Definition
| 6.6 miles above Earth's surface |
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Term
| Who made the first barometer? |
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Definition
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Term
| Name 2 types of barometers. |
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Definition
| mercury barometer; aneroid barometer |
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Term
| Name 2 types of instruments used for finding wind direction. |
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Definition
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Term
| What is the Beaufort Scale? |
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Definition
| A scale for measuring wind speed. Divides wind into 12 forces. |
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Term
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Definition
| Sir Francis Beaufort was a British Naval Officer who developed the Beaufort Scale. |
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Term
| What are windmills, turbines and wind farms? |
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Definition
| Windmills are machines that put wind to work. It makes energy. Modern windmills are wind turbines made of aluminum. It produces electricity. |
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Term
| All snowflakes have _______ points. |
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Definition
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Term
| Name some forms of precipitation. |
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Definition
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Term
| Name 4 things weather satellites can do. |
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Definition
1. Send images of clouds over earth to weather stations on the ground.
2. Measure moisture in the atmosphere.
3. Measure temperature of land and water.
4. Used to warn people that big storms are on the way. |
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Term
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Definition
| Geostationary Operational Environmental Satellite |
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Term
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Definition
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Term
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Definition
| formed when large areas of warm moist air float upward from Earth's surface. |
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Term
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Definition
| formed when a flat layer of warm moist air rises very slowly |
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Term
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Definition
| forms when the air rises high enough for ice crystals to form. |
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Term
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Definition
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Term
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Definition
| means high forming clouds |
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Term
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Definition
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Term
| Cold Fronts bring what type of weather? |
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Definition
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Term
| Warm Fronts bring what type of weather? |
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Definition
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Term
| Why do we see lightning before we hear thunder, even though they bouth occur at the same time? |
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Definition
| Because light travels faster than sound. |
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Term
| What are some problems caused by thunderstorms? |
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Definition
| flash floods, crop damage, interrupt radio and TV signals, lightning can injure or kill, lightning can cause fires, damage powerlines and stop electricity flow |
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Term
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Definition
| a space in which there is no air or any other kind of matter |
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Term
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Definition
| the leading edge of a warm air mass that forms as the warm air mass moves forward into a cold air mass |
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Term
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Definition
| water that is in the form of a gas |
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Term
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Definition
| the condition of the atmosphere at a certain place and time |
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Term
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Definition
| a person who makes weather predictions or reports weather conditons |
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Term
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Definition
| a human-made device in space that takes pictures of Earth and collects information about the weather |
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Term
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Definition
| the movement of air over Earth's surface |
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Term
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Definition
| the leading edge of a cloud air mass that forms as the cold air mass moves into a warm air mass. |
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Term
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Definition
| to change from a gas to a liquid |
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Term
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Definition
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Term
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Definition
| to change from liquid to a gas |
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Term
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Definition
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Term
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Definition
| the place where 2 air masses meet |
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Term
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Definition
| the process by which heat from the sun builds up near Earth's surface and is trapped by the atmosphere |
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Term
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Definition
| an area of higher air pressure than that of the surrounding air |
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Term
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Definition
| the amount of water vapor in the air |
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Term
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Definition
| a large violent storm accompanied by strong winds and usually heavy rain |
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Term
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Definition
| it heats the air in its path |
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Term
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Definition
| an area of lower air pressure than that of the surrounding air |
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Term
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Definition
| a space in which there is no air or any other wind of matter |
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Term
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Definition
| a space in which there is no air or any other wind of matter |
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Term
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Definition
| a colorless, odorless,tasteless gas that makes up about four fifths of the air |
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Term
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Definition
| a colorless, odorless, tasteless gas that makes up about one fifth of the air. |
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Term
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Definition
| a colorless, odorless, tasteless gas that makes up about one fifth of the air. |
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Term
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Definition
| any form of water that falls from clouds to Earth's surface |
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Term
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Definition
| a device for measuring precipitation |
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Term
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Definition
| the invisible, odorless, and tasteless mixture of gases that surround Earth. |
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Term
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Definition
| a large body of air that has about the same temperature, air pressure, and moisture throughout |
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Term
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Definition
| the puch of air in all directions against its surroundings |
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Term
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Definition
| a device used to measure the speed of the wind |
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Term
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Definition
| a device used to measure air pressure |
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Term
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Definition
| a colorless, odorless gas |
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Term
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Definition
| a thin feathery cloud made up od ice crystals high in the sky |
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Term
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Definition
| a mass of tiny droplets of water that condensed from the air |
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Term
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Definition
| tha amount of water vapor present in the air at a given temperature compared to the maximum amount that the air could hold at that temperature |
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Term
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Definition
| a low, flat cloud that often brings drizzle |
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Term
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Definition
| a loud rumbling or crashing noise heard after a lightning flash |
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Term
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Definition
| a storm that produces lightning and thunder and often heavy rain and strong wind |
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Term
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Definition
| a violent, funnel-shaped storm of spinning wind |
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Term
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Definition
| the layer of the atmosphere closest to the surface of the Earth |
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Term
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Definition
| a device used to show wind direction consisting of a cloth bag that is open at both ends and hangs on a pole |
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Term
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Definition
| a device often shaped like an arrow used to show the direction of the wind |
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Term
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Definition
| the blanket of air that surrounds Earth, reaching to about 700km above the surface |
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