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exam 1
n/a
34
Science
Undergraduate 2
09/13/2012

Additional Science Flashcards

 


 

Cards

Term
james hutton
Definition
father of geology
Term
william smith
Definition
1st geological map
Term
goldilocks effect
Definition

proximity to the sun

venus too close

mars too far

earth just right

Term
eath's chemistry
Definition

planets and stars born from collapse of dust and gas

complex life needs more than H and He

well balanced atmosphere

Term
habitable earth
Definition

source of energy

complex chemistry

benign environment

Term
seismic waves
Definition
waves of energy caused by breaking rock within the earth
Term
Body waves
Definition

through interior

P: compressional

S: transverse

Term
surface waves
Definition

along crust

Q: transverse

Rayleigh: rolls

Term
Heat
Definition
recycled in convection in core
Term
principle of uniformitarianism
Definition
physical, chemical, biological laws that function today the same as they did in the past
Term
continental drift
Definition

alfred wegener

mechanism: seafloor spreading

Term
relative dating
Definition

dating intended on giving a timeline, not absolute date

 

Term
absolute dating
Definition

dendrochronology: tree rings

radiometric: measures radioactive decay

carbon dating: prescence of carbon 14

decay rate: changes, variables, OPEN SYSTEM

Term
plate techtonics
Definition
earthquakes and volcanoes fall along fault lines
Term
earth's magnetic field is generated how
Definition
generated by convection in the core
Term
divergent boundries
Definition
move apart; create new crust
Term
convergent boundaries
Definition

plates collide, crust destroyed

 

Term
three types of volcanoes
Definition

shield

cinder scoria: small cone, severe explosion

stratovolcano: small crater, high infrequent eruption

Term
mineral
Definition
naturally occuring, inorganic solid, chemically organized
Term
rock
Definition
most common material, composed of minerals
Term
tsunami waves
Definition

energy constant from epicenter

energy becomes compressed

wave trains form

Term
formula for velocity of a wave
Definition
v=square root of gravity multiplied by depth(amplitude)
Term
earth's mantle parts
Definition

lithosphere: cool, rigid

asthenosphere: hot, weak, plastic

mesosophere: dense

Term
earth's core parts
Definition

outer: liquid

inner: solid

mostly iron

1/3 earth's mass

Term
earth's crust
Definition

out outside because it is the least dense

continental: granite

oceanic: basalt

Term
internal structure of the earth
Definition

crust

outer m

inner m

outer c

inner c

Term
importance of understanding motion
Definition
key to understanding space and time
Term
Aristotle
Definition

qualitative relations among things

geocentric universe

Term
galileo
Definition

father of modern physics

built + used a telescope

challenged geocentric view

Term
isaac newton
Definition
explained heavenly motion
Term
4 fundamental interaction
Definition

strongest short: strong force binds nucleas

weak short: weak force in radioactive decay

weak long: electromagnetic force binds atoms

weakest long: gravitational force binds solar system

Term
formula for weight
Definition
(mass)(gravity)=weight
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