Earth's Layers and Tectonic Plates

Question 1

The theory that continents move apart from each other?

Accepted Answer

continental drift

Question 2

What is a place where one plate is getting bent and pulled under the edge of another plate?

Accepted Answer

subduction zone

Question 3

What is the theory that says the lithosphere is divided into plates that move around?

Accepted Answer

Plate Tectonics

Question 4

What is the boundary between tectonic plates that move away from each other?

Accepted Answer

divergent boundary

Question 5

Which part of Earth's crust is the thinnest but most dense?

Accepted Answer

oceanic crust

Question 6

What is huge ocean wave caused by a sudden, powerful shift on the ocean floor?

Accepted Answer

tsunami

Question 7

What is a crack or fracture in Earth's crust where two tectonic plates grind past each other?

Accepted Answer

fault

Question 8

What is the only layer of Earth that is liquid?

Accepted Answer

outer core

Question 9

What is a deep valley that forms at the edge of a continent?

Accepted Answer

trench

Question 10

Which of the following will not occur at a transform boundary?

Accepted Answer

mountain

Question 11

What zone in Earth's layers would there be constantly moving plates made of rock?

Accepted Answer

lithosphere

Question 12

Which of Earth's layers is the thinnest?

Accepted Answer

crust

Question 13

Which of the following would not occur at a divergent boundary?

Accepted Answer

volcanic mountain

Question 14

What is the solid iron and nickel layer of Earth?

Accepted Answer

inner core

Question 15

What is a layer of softer, weaker rock under the lithosphere that the plates float on?

Accepted Answer

asthenosphere

Question 16

Which of the following would not occur at a convergent boundary?

Accepted Answer

fault

Question 17

What is the boundary between tectonic plates that bump into each other?

Accepted Answer

convergent boundary

Question 18

What is Earth's thickest layer?

Accepted Answer

mantle

Question 19

What is the type of stress that occurs when two tectonic plates collide?

Accepted Answer

compression

Question 20

What is the bending of rock layers due to stress?

Accepted Answer

folding

Question 21

What is the process that happens at a divergent boundary that forms new ocean floor?

Accepted Answer

sea-floor spreading

Question 22

What is the molten mixture of rock-forming substances, gases, and water from the mantle?

Accepted Answer

magma

Question 23

What is the boundary between tectonic plates that slide past each other?

Accepted Answer

transform boundary

Question 24

What is the name of the supercontinent that existed more than 250 million years ago?

Accepted Answer

Pangaea

Question 25

The knowledge of Earth's layers comes from scientist studying this...

Accepted Answer

seismic waves

Question 26

What is a trembling and shaking of the Earth's surface?

Accepted Answer

earthquake

Question 27

Which layer of Earth's crust is older and thicker but less dense?

Accepted Answer

continental crust

Question 28

What is the stress that happens when something is stretched?

Accepted Answer

tension

Question 29

What is a raised area under the oceans, formed when magma fills from sea-floor spreading?

Accepted Answer

mid-ocean ridge

Question 30

What is the name of the place between two tectonic plates?

Accepted Answer

boundary

Earth's Layers and Tectonic Plates

Questions 30

Earth's Layers and Tectonic Plates

Questions 30