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60 Cards in this Set
- Front
- Back
what is geology
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the sructure of the earths physical structure and history
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what is the crusts surface made out of
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rocks and minerals
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what is minerals
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broken up rocks basic form ingrediants
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rocks are made up of how many minerals
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2 or 3
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name three rock types
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igaeous sedimentry metamorphic
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how old is the igaeous rock
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young
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what is igaeous rock made of
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formed by volcanic activity
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how old is sedimentry
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middle
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what is sedimentry made from
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formed on earths surface
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metamorphic is how old
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oldest
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how is metamorphic rock formed
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fored from other rocks, squeezing and pressing together
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what is climate
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decides on how wet or hot a place is
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how does water cycle
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it turns into a gas from heat then stays in the clouds and falls then starts all over again
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what holds heat on the earth
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the atmospere and carbon dioxide
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describe three causes of acid rain
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burning force burning gas burning trsh anything that polutes the air
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what is the break down of rocks
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weathering
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when ice gets into cracks of rocks what is it called
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frost wedging
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when the roots go through the rocks what is it called
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root wedging
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the condition of the atmosphere over a short period of time is called what
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weather
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what is the date of summer solstice
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june 21
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what is the wrod equinox mean
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equal night
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on the equinox the most driect rays of light hit what
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equator
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how long does it take to make the earth to go fully around the sun
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365 1/4
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during the winter solstice the suns hit what
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capricorn
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when the earths rotation defkects or bends the earths wind is called what
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corliolus effect
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what are the three steps of the water cycle
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evaporation condousation precipitation
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what is the climate influenced by
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the sun,the tilt of te earth, wind currents, living on the coast, water cycle (precipitation), elevation
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what is continental divide
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it is the boundary that seperates rivers flowing toward opposite side of a continent
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how is the earths heat distributed
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convenction
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what are the three types of zones
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tropic polar temperate
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what causes day and night
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the rotation of the earth
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what causes seasons
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the earths tilt
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what is weather
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condition of the bottom layer of the earths atmospere in one place over a short period of time
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what is climate
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weather pattern an area experiences over a long period of time
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what is the source of the earths climates and weather
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sun
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what is the source of the earths climates and weather
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sun
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what is erosion
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movement of weathered materials such as gravel soil sand
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what causes erosion
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wind water glaciers
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what does water do
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water carries sediment, which helps carve out canyons, and valleys
moving water is the greatest cause of erosion |
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what does wind do
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second major cause of erosion
carries sediment and puts it somewhere else |
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what does glacier do
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hose, slow moving sheets of ice
carries dirt rocks and boulders create morainers |
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what are the most common causes of erosion
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wind water glaciers
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what is loess
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the wind blown deposits of mineral rich dust and silt
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what is moraines
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when glaciers melted and receded in some places they left behind ridge like piles of rock
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what is conferous
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the northern forests are named conferous after the cones that carry and protect their seeds
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what is chaparral
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another distinctive forest type which includes small evergreen trees and low bushes or scrub
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what is savannas
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a tropical grassland with scuttered tree located in warm areas
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what is tundra
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where temperatures area always cool or cold
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what is fronts
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the boundary between two masses of airthat differ in density
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what are the two dates of soltice
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june or december 21
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what are the two dates of equinox
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march or september 21
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what the steps of hydrologic cycle
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evaporation condounsation precipitation
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how does the human impact effect the climate
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polution gas burning force ect
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how does the human impact effect the climate
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polution gas burning force ect
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what are the three types of precipitation
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convectional oragraphic frontal
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what is chemical weathering
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the procees by which the actual chemical structure or rock is changed, usually when water and carbon dioxide cause a breakdown of the rock
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what is physical weathering
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the actual breaking up or physical weaking by forces such as ice and roots
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why is it colder the higher you are
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because you are farther from the wrmth your closer to space which is freezing
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what is the winds role
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it is supposed to move the temperatures around creating high and low pressure areas
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what is the currents role
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it is supposed to help distribute heat
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