4.1
what does chemical weathering do to original minerals
changes composition
carrying away of rock fragments soil, sand and vegetation
erosion
thick sheet of ice that slows moves under its own weight
glacier
the hardest naturally occurring substance
diamond
study of earth
geology
break down of large rocks into fragments by physical forces
physical weathering
list 4 types of rocky coast
sea cliffs, sea caves, sea arches, sea stacks
small ice sheets
DOUBLE UP OR DOWN
ice caps
removal of ore from the earth
extraction
3 types of volcanoes
worth 3 times the points
cinder-cone, shield, composite
water soaks into cracks of rocks, freezes and cause it to expand and break
ice wedging
stalactite and stalagmite joined together
column
accumulation of till left by a retreating glacier
moraine
4Cs of diamonds
carat, clarity, cut, color
an inactive volcano that might erupt again
dormant
main agent of chemical weathering
water
fan shaped, triangular deposit extending from the mouth of a river into the sea
delta
period of widespread glaciation
Ice Age
the most abundant METAL in the earths crust
aluminum
3 major layers of the earth
crust, mantle, core
breaking or peeling away rocks in layer
exfoliation
mass of dripstone on a cave ceiling
DOUBLE UP OR DOWN
stalactite
windstorms with thick clouds of suspended silt
sandstorm
The most common igneous rock
basalt
instrument used to study vibrations in the earth
seismograph