Vocab
A process affecting the geosphere at or near Earth's surface and driven mostly by external energy, such as weathering and erosion.
Surface Process
A rock is broken apart by ice.
Physical weathering.
Wind breaks down the sides of a canyon.
Weathering
Forces within Earth’s crust move rock upward, higher rock is under less pressure and is able to expand
Presssure
Talking to your friend in space would result in this.
Nobody being able to make sound.
Change can happen in different amounts of time.
Rate
Acid rain deteriorates a gravestone.
Chemical weathering.
Sand is picked up and carried in the wind across the desert.
Erosion.
Sediment created by organisms, along with material added by organisms
Soil
A nasa space suit cost this much to purchase.
$12,000,000
A pit created by particles from space that hit with great force
Crater
Potholes in the road form as cars drive over it.
Physical weathering.
Glaciers create large crevices in the land as they move across it.
Weathering.
Minerals that will swell as they become wet and shrink as they dry
Clay Minerals
Venus completes one rotation (one day) in this many Earth days.
383
The breakdown of rock as a result of chemical reactions
Chemical Weathering
Parts of a mine are exposed to open air and mine pollution and turn into slagg.
Chemical Weathering.
Minerals build up in riverbeds as they drop out of the stream.
Deposition.
Cracks in rock or other surfaces fill with water, freeze and expand, causing the cracks to enlarge and eventually break
Ice Wedging
55 Cancri e is a planet twice the size of Earth, and it is composed of mostly this mineral.
Diamond
Charged particles from the sun causing changes in rock surface
Radiation Weathering
Radiation from the sun hits blacktop on a play ground slowly causing it to wear away.
Physical weathering.
Rocks fall down a cliffside.
Erosion.
Plants and organisms that will grow on rock surfaces, producing acids that weather rock
Mosses and Lichens
This much of a neutron star is equivalent to the entire human population.
One teaspoon.