Chapter 1

interactions between roacks, water, gases ,sediments and living plants and animals that are powered by solr energy and gravity are known as:

biogeochemical processes
geologists recognize improtance of:
- human need to use resources
- conserving natural resources
in order to manage resources sustainably you need to :

plan for depletion and replacement
Peak oil

wont run out but will get expensive
global warming

climate changes
soil erosion

65% earths soil degraded by erosion
fresh water

drought, pollution and oversue threatens water resources
economic minerals

hard to find and increased demand can make unaffordable
inductive reasoning

used to formulate hypothesis
deductive reasoning

generate testable prediction based on hypothesis
______ controls geology of earths surface

plate techtonics
what does theory of plate techtonics explain?
- distributions rock typs and fossils across oceans basin
- chain of volcanice islands
- past existance of supercontinent pangea
Harry Hess's theory of seafloor spreading solved problem
_____ is a solid aggregation of minerals

Rock
what are 3 types of rocks
- igneous
- metamorphic
- sedimnetary
how are igneous rocks formed?

formed from magma cooling
how are metamorphic rocks formed?

by high pressure and heat
how are sedimentary rocks formed?

despostion of sediment
geoligists study dangerous material known as _______

geological hazards
what are materials that occur in nature and are essential or useful to humans?

natural resources

Author

Naheer

104974

Card Set

Chapter 1

Description

intro

Updated

2011-09-28T21:08:17Z

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