Rocks
A mixture of minerals, rock fragments, volcanic glass, organic mater or other natural materials
What is a rock?
These igneous rocks are made from lava above the surface of the Earth
What are extrusive rocks?
A large number of windmills are in an area to produce electricity
What is a wind farm?
Energy from resources that are being used faster than it can be replaced
What is a nonrenewable resource?
This is the type of sedimentary rock that forms when sediment is pushed together in layers
What is a compaction?
When the mineral grains of a metamorphic rock line up
What is foliated?
The model that shows how rocks change through time
What is the Rock Cycle?
This renewable source is capturing energy from the sun
What is solar energy?
Known as 'clean coal' this is what is made at the last stage of coal formation
What is anthracite coal?
What is basaltic lava?
These rocks are formed through pressure or heat
What are metamorphic rocks?
This one is too runny, this one is too stiff but this type of magma has a composition that is just right
What is andesitic magma?
Energy obtained from heat generated by the Earth
What is geothermal energy?
These have been formed from living things that were buried for millions of years
What are fossil fuels?
These are the two organic sedimentary rocks
What are coal and chalk?
These igneous rocks are made from magma that cools under the surface of the Earth
These rocks are formed from lava or magma that completely cools
What are igneous rocks?
Energy from burning organic material
What is biomass?
This is what is made when plant matter falls into swamps
What is peat?
This lava is light colored and stiff
What is granitic lava?
These rocks can be formed from weathering of existing rocks, and compacting
What are sedimentary rocks?
These are the three categories of sedimentary rock
What are detrital, chemical, and organic?
Energy captured from the flow of water
This fossil fuel is a sedimentary rock
What is coal?
These are the two chemical sedimentary rocks
What are limestone, and rock salt?