landforms that reach the highest elevation
What are mountains?
a substance cannot be broken down into anything simpler
What is an element?
the phase of all minerals
What is solid?
rocks are made of two or more of these
What are minerals?
igeneous comes from the Latin ; ignis , which means this
What is fire?
landforms that are low areas between hills or mountains ; often containing streams
What are valleys?
process of changing from a gas to a liquid
What is condensation?
mineral or group of minerals from which a useful material can be extracted at a profit
What is an ore?
a repeated series of events that change rocks from one form to another
What is the rock cycle?
magma that is thick and slow is felsic. magma that is thinner and faster moving is this
What is mafic?
broad flat areas that are not too high above sea level
What are plains?
process of changing from a liquid to a gas
What is evaporation?
the main ore of aluminum
What is bauxite?
a type of rock formed from the cooling and hardening of molten rock
What is igneous?
the extrusive counterpart of granite ( intrusive )
What is rhyolite?
broad flat areas that are well above sea level
What are plateaus?
sun's energy comes from combining these
What are hydrogen atoms?
minerals prized for their rarity and beauty
What are gemstones?
a type of rock formed from the compacting and cementing of sediments
What is sedimentary ?
this is a rock that forms underground
what is intrusive?
low flat areas of land along the coast
What are coastal plains?
a form of energy released when atomic nuclei split or combine
What is nuclear or atomic energy?
the most abundant silicate, it weathers into clay
What is feldspar?
a type of rock that forms under extreme heat and pressure
What is metamorphic?
this is a rock which forms after it has molten material is on the surface
What is extrusive?