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56 Cards in this Set
- Front
- Back
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Tropical depression
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A low pressure air mass that forms over warm water and has swirling winds that can be as strong as 61 km per hour.
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Storm surge
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When water pushes ahead onto shore by the winds outside the eye wall of a hurricane.
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Vortex
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An area where air or liquid spins or spirals in circles.
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Hurricane
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A dangerous storm made up of swirling bands of thunderstorms with wind speeds of at least 119 km per hour.
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Tornado
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A rapidly spinning column of air that comes down out of a cloud and touches the ground.
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Tropical storm
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A low pressure air mass that forms over warm water and had swirling winds that are more than 61 kph but less than 119 kph.
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A tropical storm gets its energy from...
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Warm ocean waters
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The conditions inside a hurricane's eye...
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Gentle winds and no rain
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Hurricane models predict...
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The path of the hurricane
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Computer models predict...
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A hurricane's temperature and strength
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Hurricanes are classified by...
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Wind speed
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Large ocean waves that are pushed ashore during a hurricane are called...
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Storm surge
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Tropical storms and hurricanes form over an area of....
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low air pressure and warm ocean water
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What tool is used to determine the wind speed and direction of tornadoes?
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Fujita Scale
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How are tornadoes classified on the Fujita Scale?
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Amount of damage and wind speed
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Tornadoes and hurricanes BOTH have...
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Damaging winds
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Tornado Watch
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Report issued when a tornado MAY occur
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Tornado warning
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Report issued when a tornado has been detected
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Rocks are made of...
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minerals, which are natural and non-living solid crystals.
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Luster
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the way a mineral's surface reflects light
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Sediment
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Eroded material found on the ocean floor
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Sedimentary rock
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Rock formed when sediments, like clay minerals, are cemented together and harden into layers
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Igneous rock
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Formed deep within the Earth's crust, this is rock that forms from molten or melted rock
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Metamorphic rock
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Rock that changes from one type of rock to another, as the result of heat or pressure
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Minerals
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Different types of crystals that make up rocks
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Minerals are identified by....
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Color and hardness
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Evaporation
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Changing from liquid water to water vapor
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Condensation
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Changing from water vapor to liquid water
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Precipitation
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Any form of water that falls to the Earth
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A BAROMETER is a tool used to measure...
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Air pressure
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An ANEMOMETER is a tool used to measure...
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Wind speed
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A WIND VANE is a tool used to measure the...
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Direction from which the wind is blowing
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Humidity
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The amount of water vapor in the air
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Front
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An area where two air masses meet
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Meteorologist
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A scientist who studies weather conditions
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How much of the Earth's surface is covered by water?
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75%
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What is one major difference between ocean water and fresh water?
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Ocean water is salty.
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Why is the Baltic Sea LESS salty than other seas?
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Many rivers flow into the Baltic Sea.
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What happens when moist air rises?
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It cools and water vapor condenses into clouds.
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The mixture of invisible gases that surround the Earth and take up space is called...
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Air
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The Earth's atmosphere is made up of...
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Oxygen, nitrogen, water and other gases
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Air pressure is caused by...
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gravity
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Clouds are made up of...
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water droplets or ice crystals
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Clouds are named according to...
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shape and altitude
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Weather and climate are affected by...
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temperature, water and air
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The many natural features on Earth's surface are called
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Landforms
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Epicenter
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The point on the Earth's surface directly above the focus of the earthquake
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Weathering
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the breaking down of Earth's crust by physical or chemical means.
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Earthquake
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sudden movement that causes the Earth's crust to move or shake
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Erosion
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the process of carrying away loose materials by moving water, ice, wind or gravity
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Fault
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A break or crack in rocks where the Earth's crust can move
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Deposition
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the laying down of pieces of rock
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Volcano
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This forms at a weak spot in the Earth's crust where magma is forced upward and reaches the surface.
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Landslide
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The rapid downhill movement of a large amount of rock and soil.
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Acid rain
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It forms when rain mixes with carbon dioxide in the atmosphere to form an acid
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How is a landslide like an avalanche?
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Both are examples of rapid kinds of erosion.
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