Earth
Rock Characteristics
Types of Rocks
Rock cycle
Fossils
100
the part of the earth we walk on
the Crust
100
light wight volcanic rock with lots of gas bubbles
What is pumice
100
sandstone, limestone, shale
What is sedimentary rocks
100
made when magma is cooled
What is igneous
100
what parts of plants and animals are turned into fossils
the hard part (bones)
200
central, solid part of the Earth
the inner core
200
formed slowly undergound
What is granite
200
slate, gneiss, marble
What is metamorphic rock
200
made from igneous, metamorphic, and sedimentary rock with weathering and erosion
What is sediments
200
what do fossils tell us?
what the land and climate was like before, the ages of the rock, compare what the plants and animals were like before
300
Another name for continental drift
What is tectonic plates
300
made from granite; wavy bands of dark and light layers
What is gneiss
300
pumice, obsidian, granite, basalt
What is igneous rocks
300
the compactiona and cementation of sediments creates...
What is sedimentary rocks
300
what time of rocks are fossils usually found in?
sedimentary rocks
400
hot molten rock found below the Earths crust
What is magma
400
formed when shells of creatures dissolve in sea water
What is limestone
400
basalt
What is igneous rocks
400
the heating and pressure of igneous and sedimentary rocks form
What is metamorphic rocks
400
what is the most common fossil of?
sea creatures
500
holt magma turns into ____ when it hits the Earths surface
What is lava
500
formed from limestone
What is marble
500
conglomerate
What is sedimentary rocks
500
what does the rock cycle tell us ?
the relationship between the three different rocks, that rocks continue to change into other types of rocks depending on factors such as weathering and eroding, heat and pressure, compaction and cementation, the most common rock would be sedimentary
500
fossils are made of ?
minerals
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