The source of earth's magnetic field is a. solid magnetized iron in the core b. liquid magnetized iron in the core c. liquid iron in the core d. liquid metallic hydrogen in the core,

The earth's inner core reaches temperatures that are at times greater than 9000°f. what causes this layer to remain solid despite the high temperature?

Which environment would most likely not contain fossils? a a thick deposit of cracked, dried mud b sediment deposited in a sandy river bed c intrusive rock formed from cooled magma d layers of sand accumulated for a century

How would i answer this for an exam?