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Questions 5
100
Water vapor containing chemicals from air pollution
acid rain
100
Earth's center
core
100
Gravel, sand, and mud are all forms of
sediment
100
When mined, minerals are remove from the ground in the form of
ore
100
What 3 processes create landforms?
tectonic processes erosion weathering
200
The level below ground at which all the spaces inside rock are filled with water.
water table
200
The movement of surface material from one place to another
erosion
200
Most of Earth's mass is found in the
mantle
200
___ occurs when two plates move laterally past each other.
An earthquake
200
One result of a lowered water table is
ground settlement or slumping
300
Salt buildup in the soil.
soil salinization
300
liquid rock within Earth
magma
300
Soil is a ___ resource
renewable
300
Contour plowing is one way to reduce soil
erosion
300
the soil horizon is composed of
humus or topsoil subsoil weathered rock
400
The downward movement of minerals and humus in soil.
leaching
400
Broken down plant and animal material
humus
400
The theory of ____ explains how forces within the planet create landforms
plate tectonics
400
Most agriculture uses the ____ of the soil horizon
top soil
400
Where might you find an aquifer?
near the groundwater
500
A stream or river that flows into a larger stream or river
tributary
500
An area drained by a river and its tributaries
watershed
500
A watershed begins with
headwaters
500
Petrochemicals come from
oil
500
The deep valley marking a plate collision is called a
trench