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53 Cards in this Set
- Front
- Back
siesmograph
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instroment used to measure vibrations from the earth
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siesmogram
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a tool used to measure earthquakes by using the epicenter of earthquakes
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tsunami
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a huge wave caused by an underwater earthquake
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magnitude
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how and earthquake is measured
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strike slip fault
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break in rock caused by shear forces where rocks move past eachother without too much movement
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earthquake
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vibrations or shaking, produced when rocks break along a fault
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fault
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surface along which rocks move when they reach their elastic limit
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reverse fault
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break in rock caused by compression forces where rock above the fault surface moves upward in relation to rock below the fault surface
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normal fault
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break in rock caused by tension forces where rock above the fault surface moves down in relation to rock below a fault surface
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richter scale
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invented by charles richter measures the magnitude
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epicenter
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the point drectly above the earths surface
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secondary wave
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travels through the body of the earth as series of crests troughs
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primary wave
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earthquake wave that travels through the earth 1st wave to reach a siesmograph station
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focus
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where all the waves from an earthquake start from
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surface wave
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moves in backwardssideways and sweying motion slowest but most dangerous
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vortex
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a rotating colunm of air
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hurricane
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massive rostating storms they form when warm moist air rises over tropical waters
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intensity
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the kind of damage done to an earthquake
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siesmic waves
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a wave caused by an earthquake
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forcast
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a prediction made about the weather by a meadorioigest
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tempuature
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a measuer of how hot or cold a matereal is; and indication of the amount of heat energy has been absorbed
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heat
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the state of a body perceived as having or generating a relatively high degree of warmth
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humidity
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moist damp air
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doppler radar
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a tool to see how the air is moving
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air mass
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a body of air with the same temp and moisture
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sea breese
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the flow of air from water to land
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jet stream
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strong winds in the troopsphere that travel 200 km per hour
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land breese
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the flow of air from land to water
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easterlies
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winds that flow east to west
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westerlies
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winds that flow west to east
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global winds
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winds that form between the equator and poles
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moonson
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verry powerful land and sea breeses that change direstions with the seasons
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warm front
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2 warm air meets air gradually moves up
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trade winds
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winds that flow towards the equator and turn western as they go. fromation from the earths movement
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occualed front
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when cold and cool air meet
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cold front
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when cold air meets warm air and cuases the warm air to move upward FAST!
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convection
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the transfer of heat by the circulation or movement of the heated parts of a liquid or gas
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evaporation
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when water gets absorbed into clouds
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water cycle
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the process of the the way the water moves
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condesation
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when the water from the land turns into tiny droplets of water
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precipitation
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when a form of liqud fall down from the sky
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front
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when air masses of diffrent temp pressure and humidity
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density
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the amount of matter in a given space
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greenhouse gasses
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gasses in the earths atmosphere such as water vapor and carbon dioxide that absorbs energy raided from the earth and prevent its escape
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vaccum
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a space with nothing in it
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joseph henry
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the father of forecasting
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weather
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the state of the atmosphere at a pitucular time and place
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climate
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weather conditions that have charactristic of reign or of a pitcular place over a log period of time
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atmosphere
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the thin blanket of gasses that surrounds the earth
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radiation
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the process which energy is transfered from one objectsuch as the sun to another without the space between them being heated
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solar energy
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energy from the sun
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ellipse
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an oval rottion around the sun
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equinox
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2 days of the year where the atemosphere recives the same amout to energy
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