Key Terms
organic material in soil is called
humus
use of plant and animal products to create alternative fuel
biofuel
a high ridge that separates 2 river systems
drainage divide
underwater valley where the oceanic crust seems to be separating is
rift
what is the 1st stage of Noah's Flood?
flooding
remains or impressions of living things, usually preserved in sedimentary rock
fossil
coal
body of water were the river meets the ocean is
estuary
underwater plains that border the continents are called the continental _________
shelf
what part of the ocean is the abyssal plain?
floor of the ocean
what is transitional form?
a term evolutionists use to describe a missing link between 2 kinds of animals to show how one type of animal turned into another type
vaporous fossil fuels
natural gas
gravitational forces of the sun and moon that work at right angles, against each other cause this type of tide to be weak
neap tide
an enormous wave caused by an earthquake on the ocean floor
what is the geosphere?
solid parts of the earth
this is the study of the earth
Geology
thick, dark liquid called crude oil
petroleum
a large stream that moves through the ocean is a
ocean current
an opening in the ocean floor that releases hot, mineral-rich water
ocean trench
type of seafloor mud made from minerals and the remains of tine ocean organisms
ooze
what is the hydrophere?
all water on Earth, where liquid, solid or gas
mineral containing metal
ore
the process in which sediments are transported along the coast with the current is called
longshore drift
a low area of land near the coast that floods with the tide is a
salt marsh
Define uniformitarianism
idea that present observations can explain all the geological features of the earth