Rocks
Minerals
Soil
Erosion & Deposition
Earth's Changing Surface
100
Rocks that form when layers of materials and rock particles settle on top of eachother and harden
sedimentary
100
A nonliving, naturally occuring solid that has its own regular arrangement of particles
mineral
100
A mixture of living and nonliving materials and decayed materials from organisms?
soil
100
The movement of materails away from a surface is called?
erosion
100
A section of the lithosphere is called a .......
plate
200
Rocks formed inside Earth's surface under heat and pressure
metamorphic
200
people use minerals in many ways such as...........
jewelry, foods, coins, tools, electronic devices, etc.
200
This process breaks down rocks into smaller sediments
weathering
200
Materials moved by erosion that end up in another place is called?
deposition
200
True or false.... Earth's plates move fast?
False
300
True or false... rocks can turn into any other typw of rock How?
Yes.... heat and pressure
300
Scientist look at several different properties when identifying minearls. Name all 6 of them.
hardness, luster, color, streak, shape and magnetism
300
Name the 3 layers of soil...... whish one is most fertile and why?
Topsoil- most fertile... lots of humus and organic matter Subsoil Bedrock
300
Name 3 types of erosion
Water ( rain,ocean,river, etc.) Wind Human Glacier
300
Places where volcanoes erupt, mountains form, and earthquakes occur
where plates meet... plate boundaries
400
How is a volcanoe part of the rock cycle?
Volcanoes erupt and cool to form hardened igneous rock and heat helps change rock into other rocks
400
what is luster? Name 3 types of luster.
How a minerals surface reflest light Glassy, earthy, metallic
400
all the nonliving materials in soil
inorganic matter
400
Farmers often do this to help keep their topsoil from eroding away
plant trees along the boundary of their farms
400
A converging boundary occurs when two plates move or collide into eachother... what can happen here?
mountains can form because rock/land is pushed upward
500
What type of rock is pumice and obsidian?
igneous
500
What is the significance of the Mohs scale?
To determine the hardness of a mineral and compare it to other minerals and to tell how easily a mineral can be scratched.
500
Name the three kinds of soil? Which one is best for planting and why?
Clay Silt- hold just enough water.... Sand
500
Which type of erosion and deposition is most common in coastal areas around the Gulf of Mexico?
water erosion and deposition caused by rivers, rain, waves, and severe storms
500
Give an example of a constructive and destructive force?
Constructive: volcanoe, valleys (plates spread), mountains ( converging plates) Destructive: earthquake, severe storms, tornadoes, volcanoe
M
e
n
u