Earth Science Exam Review

According to Wegener's hypothesis of continental drift,

• Earth's surface is made up of seven major landmasses
• the continents DO NOT move.
• Earth is slowly cooling and shrinking.
• the continents were once joined together in a single landmass

Most earthquakes, volcanoes & mountain building occur:

• In the center of continents
• At plate boundaries
• In the Himalayas
• At volcanic island arcs

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Plate boundaries that move together are known as ___ boundaries.

• Divergent
• Continental
• Convergent
• Transform

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The Mid-Ocean Ridge forms under water at a ___ boundary.

• Transform

• Continental

• Convergent

• Divergent

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NGSS.MS-ESS2-3

According to the law of superposition, which layer is the youngest?

• A
• B
• C

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What are the relative ages of the features in order from oldest to youngest?

• Limestone, Basalt, Fault, Siltstone
• Siltstone, Fault, Basalt, Limestone
• Limestone, Fault, Basalt, Siltstone
• Limestone, Siltstone, Fault, Basalt

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NGSS.MS-ESS1-4

Surface where rock has eroded away, producing a break in the rock record

• correlation

• inclusion

• superposition

• unconformity

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NGSS.MS-ESS1-4

The time it takes for 50% of the nuclei in a radioactive sample to decay to its stable isotope is called _____.

• the daughter product
• geologic time
• the half-life
• the half-time

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At night, water that has seeped into a rock freezes and expands. This is the BEST example of...

• Chemical Weathering
• Physical Weathering 
• Erosion
• None of the above

Which of the following is true?

• Oceanic crust is made out of granite
• Oceanic crust is more dense than continental crust
• Continental crust is younger than oceanic crust
• Continental crust is thinner than oceanic crust