Card Set Information
contour plowing, terracing, no till farming, and cover crops are forms of...
phyisical weathering is made by wind, water, and ice. Chemical weathering is made by acids. True or false?
there are three types of volcanoes. Cinder cone, composite, and ____________
earthquakes occur along _________ plates.
in a normal fault the hanging wall goes down. in a reverse fault, the hanging wall goes ________
three deformations of earths crust are...
convergent boundaries, divergent boundaries, and transform boundaries are all theries of _______________
the supercontinent that broke apart many years ago is called________
what is the middle layer?
what is the very inside of the earth?
which is the outer layer of the earth?
eon, eras, epoch are all ....
divisions of time
when there is a rock layer missing it is called a
a break in the geologic record is an...
an arrangement of rock layers in which the oldest rocks are at the bottom
when scientists think that younger rocks lie above older rocks if the layers have not been disturbed
__________ is any method of determining whether an event or object is older or younger than other events or objects
a principle that states that geologic change occurs suddenly
a principle that states that geologic processes that occured in the past can be explained by current geologic processes.
natural resources are from the earth.
renewable resources can be _______ again.
Nonrenewable resources are NOT ________ again.
three types of rock are
Layers of rock are called ___________.
Intrusive igneous rock is from inside the surface, so extrusive is from ___________.
outside the earth's surface
composition is the ________________ of a rock. It describes either the minerals or other materials in a rock.
a naturally occuring solid mixture of one or more minerals
_______, _______, and ______ are ways that the earth's surface is weathered.
weathering, erosion, and deposition
________ and _______ start with a d and an h.
They are two factors of minerals.
density and hardness
the color of the powder of a mineral
___________ are naturally formed, inorganic solids that have a definite crystalline structure.
A map that shows the surface features of the Earth
What does global positioning system stand for?
What map projection do scientists use to make a map of the United states?