Lab: Weather Patterns — Cumulative exam Answers

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Which important event in Earth’s history occurred during the Jurassic period?

A
The first birds emerged on Earth.
B
Mammals were in search of food.
C
Animals with shells emerged on Earth
D
Treelike ferns first began to grow and populate.
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Which phrase describes one main feature of the atmosphere?

A
protects Earth’s surface
B
includes organisms in the air, on land, and in water
C
consists of rocks, minerals, landforms, and Earth’s interior
D
comprises oceans, lakes, rivers, streams, and groundwater
23

Which period belongs to the Paleozoic era and not the Cenozoic era?

A
Devonian
B
Neogene
C
Paleogene
D
Quaternary
24

Which continents contain folded mountains that match up to form one continuous mountain chain, serving as evidence that they once belonged to one landmass called Pangaea?

A
Antarctica and Africa
B
Africa and North America
C
South America and Africa
D
Eurasia and South America
25

Which characteristic of potassium makes it useful for dating rocks?

A
It has a long half-life.
B
It decays at an unknown rate.
C
It produces lead as it breaks down.
D
It can be used to date all types of rock.

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Lab: Weather Patterns — Cumulative exam Answers…