MEA 101 Exam 2 Practice

Gabbro can be found __________

• below the ocean floor

• below mountains along active continential margins

• below passive continental margins

• A and B

Which example best explains what a rock endures during physical weathering in a cold, snowy environment such as a northern state like New York?

• The water from the snow melting dissolves parts of the rock

• The snow causes the rock to break off from its parent source

• Minerals react with the water

• The water freezes and thaws, breaking up the rock and minerals

What is the texture of an igneous rock referring to?

• Types of minerals present

• The size, shape and arrangement of mineral grains

• The color of the rock

What type of rock is sandstone?

• Sedimentary (chemical)

• Sedimentary (clastic)

• Sedimentary (bioclastic)

• Sedimentary (biochemical)

How does water get into a subduction zone?

• Heating by magma allows crust to melt and allow water to get through

• Water seeps through ocean floor

• Hot water circulates in ridge, added in pores and in minerals

• All of the above

Tags

NGSS.MS-ESS2-4

If granite was transported from the mountains to the ocean, what mineral would most likely remain at the end of the journey?

• Andesite

• Feldspar

• Quartz

• Basalt

Which of the following would you increase to lower the melting point of a rock?

• Temperature

• Amount of water

• Pressure

• All of the above

What happens to sediment as it moves further from its source?

• They become more angular

• They become better sorted

• They form together to form bigger rocks

• A and B

Tags

NGSS.MS-ESS2-2

Large faults, like the San Andreas Fault, are hundreds of kilometers long. During a large earthquake, where do movements of 1-10 meters occur on the fault?

• all along the fault

• along a segment of the fault 10’s of kilometers in length

• along a segment of the fault a few meters in length

Tags

NGSS.MS-ESS3-2

What type of plate boundary is associated with the largest earthquakes?

• aseismic

• divergent

• transform

• convergent

Tags

NGSS.HS-ESS1-5