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Unit 2 Test Review

Unit 2 Lessons 3 and 4

QuestionAnswer
An island that forms when sand and other sediments deposit and build up land barrier island
An island that forms when a coral colony reproduces and the reef grows larger and upward. coral island
An island that forms when lava builds up from a volcano on the ocean floor. volcanic island
An island that forms when a chunk of land breaks off from a continent. continental island
The dropping of weathered material in one place is… deposition
The loosening and carrying away of weathered material from one place to another is… erosion
A natural structure on Earth's surface is... landform
The breaking down of rock by interactions with Earth’s systems is... weathering
What type of island protects the coast from ocean waves and wind during storms? barrier island
The river that eroded rock and formed the Grand Canyon was the ... Colorado River
Are Earth's systems constantly interacting? yes
Name a barrier island. Outer Banks
Name two continental islands. Greenland and Great Britain
Name two coral islands. Florida Keys and Bahamas
Name a volcanic island. Hawaii
Industries release harmful chemicals into the air, which reacts with sunlight to form... smog
The large quantities of methane gas produced by the millions of cows raised on farms can contribute to... global warming
What do most farmer add to the soil to kill weeds and harmful insects? fertilizer
Fertilizer also provides crops with... nutrients
When rain washes the fertilizer from soil, it causes ... water pollution
What causes low levels of oxygen in rivers and lakes? pollution
A body of water that has no oxygen is... dead
Running water can wash away topsoil when crops are planted on sloping land. Farmers plow the soil in curved bands that follow the shape of the land. This prevents erosion. What is this called? contour plowing
Created by: rothsteine
 

 



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