Rocks Minerals Soil Part Two Flashcards
Organic materials
Material that comes from living matter or used to be living
Examples of organic material
Leaves and dead skin
Inorganic materials
The nonliving parts of our earth
The three main categories of rocks are
Sedimentary ,metamorphic, igneous
What is a sedimentary Rock made of and how is it made and examples
Made of rocks, Sand, clay
When layers of sediment our press together
Example sandstone
How are igneous rocks made, what is it made of, examples
The cooling of molten minerals such as magma
Lava and magma
Pumice
What are metamorphic rocks made of, how is it made, examples
Sedimentary rocks, igneous rocks
Sedimentary rocks are igneous rocks undergoes a change due to heat and pressure
Gneiss
Describe to her Waze that sedimentary rocks are formed
Minerals left behind after water evaporates
Remains of minerals that once were alive
Sedimentary rocks are known for their _______ characteristics
Layers
What are three examples of sediment
Seashell
Sand
Smaller rocks
Magma
Is a melted igneous rock
Lava
Magma erupts. Onto earth, cooled into an igneous rock
Define metamorphism
Change in rock from one type to another
Describe two places on earth where metamorphic rocks might be formed
Under the earths surface, where magma is
Where plates me and rub together