Earth's Layers and Plate Tectonics

Question 1

Movement at these types cause earthquakes.

Accepted Answer

All of the above

Question 2

What does it mean to say that the Earth's plates "float'?

Accepted Answer

The plates of the crust float on the mantle

Question 3

_______ boundaries occur when plates push together. These boundaries cause mountain ranges.

Accepted Answer

Convergent boundary

Question 4

This layer is composed of solid nickel and iron.

Accepted Answer

Inner Core

Question 5

Which type of plate boundary involves two plates moving towards on another?

Accepted Answer

Convergent boundary

Question 6

Large continent-sized blocks that are slowly moving about the Earth’s surface are called _____.

Accepted Answer

Plates

Question 7

The most common cause of earthquakes is:

Accepted Answer

Plates shifting in the Earth's crust

Question 8

Temperature and _______increase as we move from the crust toward the inner core of the Earth.

Accepted Answer

Pressure

Question 9

The outer layer, also the thinnest layer, is called _________.

Accepted Answer

Crust

Question 10

If the center of the Earth is its hottest part, why is it solid?

Accepted Answer

Because of the great pressure at the center of the Earth.

Question 11

This layer is composed of molten nickel and iron.

Accepted Answer

Outer Core

Question 12

Which surface feature is mostlikely caused by movement ofthe Earth’s crustal plates?

Accepted Answer

Volcanoes

Question 13

This process of plate movement that moves the Earth’s continents is called _________.

Accepted Answer

Continental Drift

Question 14

_________ boundaries occur when plates move apart. This can occur on the ocean floor.

Accepted Answer

Divergent

Question 15

The largest Earth layer is called__________.

Accepted Answer

Mantle

Question 16

The edge, or boundaries, of plates are called ______.

Accepted Answer

Faults

Questions 16