These are natural, inorganic, have a crystalline structure, a characteristic chemical composition, and distinctive physical properties.
Minerals
100
How are sedimentary rocks formed?
Forms when particles of other rocks or the remains of plants and animals are pressed and cemented together
Forms below the surface
100
Molten rock deep within Earth.
Magma
100
Rocks that have changed as a result of ____ and ____ are known as metamorphic rocks.
heat, pressure
100
The recycling of old rock into new is an ongoing process known as the
Rock cycle
200
All rocks are made of....
Minerals
200
The eroded material that settles on land or on the bottoms of lakes, rivers, and oceans is called
sediment
200
Name two types of igneous rock (not intrusive or extrusive)
pumice, obsidian, granite, scoria, and kimberlite
200
Name two types of metamorphic rock
Marble, Schist, Gneiss
200
The majority of rocks on earth are?
Sedimentary Rocks
300
The hardness of a mineral is measured on this.
Moh's Hardness Scale
300
Water, ice, wind, and gravity sweep bits of rock, soil, shells, and dead plant and animal matter from one place to another. This process is known as
erosion
300
How do igneous rocks form?
Forms from the cooling of molten rock – either magma below the surface or lava at the surface
300
Metamorphic rocks have gone through a metamorphosis. What does this mean?
changed form
300
Weathering causes....
a.) storms
b.) sediments to harden
c.) rock to wear away
d.) volcanoes to erupt
c.) rock to wear away
400
Name two different minerals.
quartz, fluorite, calcite, diamond and ....
400
Name two types of sedimentary rock.
sandstone, limestone, conglomerate,shale, gypsum, coal, and fossils
400
Where do intrusive igneous rocks form?
inside the earth
400
Metamorphic rocks can form from _____, _____, and _____ rocks.
sedimentary, igneous, and other metamorphic rocks
400
Materials that can be replenished.
Renewable resources
500
How can minerals be indentified?
Their properties
500
Sedimenatry rocks are the only rocks that contain these peices of history.
Fossils
500
Where do extrusive igneous rocks form?
on the Earth's surface
500
What types of clues can scientists gather from fossils?
an idea of what plants and animals once looked like, where certain species of animal once lived, evidence that the Earth's landscape may have been different at various points in time