Sharma: Plate Tectonics

Question 1

How quickly is the Mid-Atlantic Ridge spreading apart?

Accepted Answer

2 to 5 centimeters per year

Question 2

What is the aesthenosphere?

Accepted Answer

A region in the upper mantle with solid and partially melted rock

Question 3

Plate tectonics is supported by

Accepted Answer

all of these

Question 4

What type of boundary is formed when two tectonic plates are moving toward each other?

Accepted Answer

convergent boundary

Question 5

Which type of plate boundary makes deep trenches like the Mariana Trench?

Accepted Answer

Convergent Subducting

Question 6

What do we call the large regions of land on Earth typically surrounded by water?

Accepted Answer

continents

Question 7

At what type of boundary does new crust form?

Accepted Answer

divergent boundary

Question 8

What do we call the shaking of the ground due to shifting tectonic plates?

Accepted Answer

earthquakes

Question 9

The theory of plate tectonics attempts to explain the

Accepted Answer

movement of Earth's upper layers.

Question 10

A subduction zone is where two plate do what?

Accepted Answer

Collide and one is pushed under and destroyed.

Question 11

Why would this mountain near a tectonic plate boundary continue to increase in elevation?

Accepted Answer

colliding of tectonic plates

Question 12

Before plate tectonics broke it into many continents, there was one supercontinent. What was it called?

Accepted Answer

Pangaea

Question 13

What is a hot spot?

Accepted Answer

Areas where magma breaks through the Earth's crust

Question 14

Which boundary does subduction occur at?

Accepted Answer

Convergent

Question 15

What type of boundary is formed when tectonic plates move away from each other?

Accepted Answer

divergent boundary

Question 16

Convergent boundaries can form mountains.

Accepted Answer

True

Question 17

A divergent plate boundary creates

Accepted Answer

a Mid-Ocean ridge

Question 18

What do you call a scientist that studies the movement of Earth&#x27;s tectonic plates?

Accepted Answer

seismologist

Question 19

What do we call a large slab of the Earth&#x27;s crust and upper mantle that moves as one piece?

Accepted Answer

tectonic plate

Question 20

What is plate tectonics?

Accepted Answer

Broken pieces of earth's lithosphere interact

Question 21

In what type of boundary do plates slide past each other?

Accepted Answer

transform boundary

Question 22

Every continent is on one tectonic plate.

Accepted Answer

False

Question 23

Continental-Continental,Oceanic-Oceanic,Continental-Oceanic are what plate boundary type?

Accepted Answer

Convergent

Question 24

Convection, ridge push, and slab pull work together to produce

Accepted Answer

tectonic plate motion.

Question 25

What is the name for a crack in the Earth&#x27;s crust where tectonic plates meet?

Accepted Answer

fault line

Sharma: Plate Tectonics

Questions 25

Sharma: Plate Tectonics

Questions 25