science review

what is a mineral?

• minerals

• a naturally formed solid material with a crystal structure

• the crust

• weather

what is erosion?

• a type of rock

• mountains and volcanoes

• earthquakes

• the movement of sediments by running water, wind, and glaciers

what are rocks made of ?

• water

• rock

• minerals

• divergent

what happens at transform boundaries ?

• earthquakes

• volcanoes

• mountains

• all of the above

how are metamorphic rocks formed ?

• none of the above

• by heat and pressure

• lithosphere

• food combining

what is formed from convergent boundaries?

• divergent boundary

• mountains and volcanoes

• earthquakes

• water

the earth's inner core is made of solid iron and nickel, why are these in the core and not the mantle?

• denser substances move toward the center of the earth

• denser substances move towards the outside of the earth

• because of earthquakes

• sea floor spreading, mid ocean ridges, and ocean basins

what are the 4 layers of earth?

• crust, mantle, outer core, inner core

• not enough information

• dirt, water, trees, air

• ice, water, fire, wind

what layer of earth contains the crust and upper mantle?

• asthenosphere

• atmosphere

• lithosphere

• continental

where are convection currents located?

• the lithosphere

• continental

• the atmosphere

• the asthenosphere