Unit 7: Plate Tectonics

What causes tectonic plates to move along the Earth's surface?

• wind
• ocean currents
• convection in the mantle
• expansion of the Earth

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NGSS.MS-ESS2-2

A plate boundary at which two plate move parallel to each other in opposite directions

• convergent plate boundary
• divergent plate boundary
• transform plate boundary
• subduction

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Which of the following causes Earth's tectonic plates to move?

• Energy from the Sun
• Magnetic Pole Reversal
• Convection currents in the mantle
• Faults in Mountain Ranges

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What type of event will occur at this boundary?

• Earthquake
• Volcano Eruption
• Tornado
• Mountain Building

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What type of plate boundary is this?

• Plate
• Divergent
• Convergent
• Transform

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Which of the following is the name of the ancient supercontinent formed 280 Million Years ago.

• Pangea

• Gondwanda

• Laurasia

• Neverland

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What geologic feature/event would you most likely to find at a divergent boundary between two pieces of oceanic crust?

• Rift Valley
• Mid-Ocean Ridge
• Island Arc
• Flat land

Which piece(s) of evidence did Wegener use to try and prove the theory of continental drift?

• The shape of the continents

• Similar fossils found on separate continents

• Tree fossils found in odd places

• All of the above

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In sea-floor spreading, molten material rises from the mantle and erupts

• along the edges of all the continents.

• along mid-ocean ridges.

• in deep-ocean trenches.

• at the north and south poles.

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NGSS.MS-ESS2-1

Most geologists think that the movement of Earth’s plates is caused by _______

• convection.

• continental drift.

• subduction.

• conduction.