Deserts

A  It limits the flow of surface water

B  It blocks water from entering the desert

C  It extracts water vapor from the atmosphere and sucks it into the rock

A  Salt

B  Cold night time temperatures

C  Waste from airplanes

D  Animal urine

A  A meteorite impact

B  A green micro-organisms living in a rock

C  A source of uranium

D  An unknown species of kangaroo rat

A  100 years old

B  over 16,000 years old

C  19 million years old

D  over 11,000 years old

E  over 119,000 years old

A  Lakes

B  Rivers

C  Oceans

D  Mountains

A  The California Current

B  The Torval Mountains

C  The Andes Mountains

D  The Humboldt Current

E  The Philippines

A  117 million years

B  3,000 years

C  167 million years

D  23 million years

E  57 million years

F  2 million years

A  How much Potassium 40 is inside orthoclase feldspar

B  Radiometric Carbon 14

C  How much Helium 3 is inside pyroxenes

D  How much Argon and Neon is present in the granites

A  Volcanic eruption

B  Flash floods

C  It is so hot all the water evaporates before it hits the ground

D  Nothing there is so little rain to begin with

E  The sudden impact causes earthquakes

A  The current comes from the equator, bringing cold water that creates a cold fog, then hot air moves above it, and this prevents air flow making it near impossible to rain in Atacama Desert.

B  The current blocks any storms from moving in off the ocean into the landmass.

C  The current comes from Antarctica, bringing warm water that dries out preventing rain

D  It brings cold water from Antarctica that creates a cold fog, then hot air moves above it, and this prevents air flow making it near impossible to rain in Atacama Desert.

A  20 degrees

B  15 degrees

C  40 degrees

D  35 degrees

E  30 degrees

F  10 degrees

A  Because of the lack of rain fall, there is no way means to rust or erode the copper.

B  The Atacama formed from a massive volcanic eruption and the volcano left the copper in its wake.

C  Copper accumulates as a salt deposit in hot dry locations.

D  It actually does not relate it is just a coincidence

A  316 million years ago

B  10 million years ago

C  150 million years ago

D  350 million years ago

E  5 million years ago

F  50 million years ago

A  225 million years

B  50 million years

C  19 million years

D  405 million years

E  195 million years

A  15 million years

B  150 million years

C  1 million years

D  50 million years

E  225 million years

F  242-250 million years

A  Radiometric decay rates

B  Fossils

C  Greenschist

D  Thermo luminescence

A  It shows there hasn’t been any heavy rain since it formed

B  It shows that the land is subsiding

C  It shows that magma has upwelled here in the recent past

D  It shows the presence of an ancient ocean

A  A little less than 1 millimeter per year

B  A little less than 1 centimeter per year

C  It has never rained here

D  2-3 meters per year

E  A little less than 1 meter per year

A  Atacama Desert, Chile

B  Sahara Desert, North Africa

C  Death Valley, California

D  Great Sandy Desert, Australia