Rocks
Rock that seems to have been changed by heat or pressure
Metamorphic
Two kinds of earth's crust
Continental and oceanic
A ? has never been found in the fossil record
Transitional form
Coal
Non renewable
Two main ingredients in soil
Common forms of this rock are sandstone, limestone, and shale
Sedimentary
Layer of earth beneath the crust
Mantle
Fossils are only found in the ? layer of rock
Sedimentary
Hydropower
Renewable
Where does most of the earth's fresh water come from?
Polar ice caps and glaciers
Rock formed from hot lava or magma
Igneous
Mountains, plateaus, valleys, and canyons are called:
Landforms
Natural gas
Nonrenewable
Matter that settles to the bottom or sides of a body of water is
Sediment
Pumice has greater density than
Granite
Large areas of the earth's crust
Crustal plates
Fossilization happens slowly or quickly?
Quickly
Natural gas
Nonrenewable
Soil-horizon layers are humus, topsoil, subsoil, and ?
Bedrock
To test the hardness of a rock, geologists use the ? test
Scratch
A break between two moving plates
Fault
An animal can only be fossilized when?
At the same time sedimentary layers were forming
Solar
Renewable
This is the loss of soil by water or wind
Erosion