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Solid Earth #4

Test Description: Final Review

Instructions: Answer all questions to get your test result.

1) When plates grind (slip) past each other in opposite directions forms a

Adivergent boundary Bconvergent boundary Ctransform boundary Dsubduction zone

2) Convection currents occur because heated material becomes

Adenser and rises Bless dense and sinks Cdenser and sinks Dless dense and rises

3) in sea - floor spreading, molten material rises from the mantle and erupts

Ain deep - ocean trenches Bat the north and south poles Calong the mid - ocean ridges Dalong the edges of all the continents

4) Which of the following process brings rocks to Earth surface, where they can be eroded?

Aweathering Buplifting Cerosion Ddeposition

5) Which of the following is the best evidense that Earth's continents were once in vastly different positions than they are today?

Amajor rivers form deltas from continental erosion Bvolcanoes encircle the Pacific Ocean Cfossils of tropical plants are found in Antartica Dpenguins are found only in the Southern Hemisphere

6) Continental crust consists mostly of the rock

Amarble Blimestone Cgranite Dbasalt

7) Most geologist think that the movement of Earth's plates caused by

Aconduction BEarth's magnetic field Cearthquakes Dconvection currents in the mantle

8) A break in Earth's crust where rocks have slipped past each other is called a

Alayer Bplate Cboundary Dfault

9) During the Rise of Life,

Aan asteroid collided with earth Ba great number of different organisms evolved Cmammals spread into every environment on Earth Dthe super continent broke apart

10) The formation of the ozone layer allowed plants and animals to move out of the water and onto land during the

ACenozoic Era BPaleozoic Era CMesozoic Era DPrecambrian Time

*select an answer for all questions

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