Plate Tectonics

Question 1

Wegener theorized the landmasses were once connected in one supercontinent called?

Accepted Answer

Pangaea

Question 2

Feature formed at a transform plate boundary - and events that also occur due to these features

Accepted Answer

faults, earthquakes

Question 3

Features where continental-continental plates collide at a convergent boundary

Accepted Answer

mountains

Question 4

Newer crust is found near___.

Accepted Answer

mid-ocean ridges

Question 5

The solid outer shell, lithosphere, is broken into uneven pieces called ___.

Accepted Answer

plates

Question 6

Who was Alfred Wegener?

Accepted Answer

German scientist - meteorologist

Question 7

Boundary when plates come together or converge

Accepted Answer

convergent boundary

Question 8

Breaks in Earth's crust where rocks have slipped past each other

Accepted Answer

faults

Question 9

Boundary when plates move apart or diverge from each other

Accepted Answer

divergent boundary

Question 10

Older crust is found near ___.

Accepted Answer

subduction zones, deep-ocean trenches

Question 11

Why was Wegener's hypothesis rejected?

Accepted Answer

No satisfactory explanation/mechanism for how plates moved

Question 12

Which of the following was NOT one of the pieces of evidence Wegener used to support his theory

Accepted Answer

Length of ocean between the continents

Question 13

Long chains of mountains that rise up from the ocean floor developed where new rock is forming.

Accepted Answer

mid-ocean ridges

Question 14

Due to Sea-floor spreading and subduction, which of the following is true:

Accepted Answer

The Atlantic Ocean is getting bigger, The Pacific Ocean is getting smaller

Question 15

What is the longest mountain range on Earth?

Accepted Answer

Mid-Atlantic Ridge

Question 16

A deep underwater canyon formed by oceanic crust subducting beneath continental crust.

Accepted Answer

deep-ocean trench

Question 17

The theory Earth's plates are in constant motion, driven by convection currents in the mantle

Accepted Answer

plate tectonics

Question 18

The process by which the ocean floor sinks beneath a deep-ocean trench and back into the mantle

Accepted Answer

subduction

Question 19

Any trace of an ancient organism that has been preserved in rock.

Accepted Answer

fossil

Question 20

Features/processes where oceanic-continental plates diverge and move apart from each other

Accepted Answer

sea-floor spreading, mid-ocean ridges

Question 21

The process by which new crust is added to the ocean floor.

Accepted Answer

sea-floor spreading

Question 22

Features/processes where continental-continental plates pull apart

Accepted Answer

rift valley

Question 23

Features formed at convergent boundaries where continental-oceanic plates collide

Accepted Answer

deep ocean trenches, volcanoes, subduction zones

Question 24

Evidence supporting sea-floor spreading includes ___.

Accepted Answer

pillow lava only found near mid-ocean ridges, age of rock samples found from drilling into the ocean floor, older rock near subduction zones and newer rocks by ridges, magnetic striping lining up with the magnetic poles

Question 25

Where pieces of Earth's crust diverge on land, a deep valley called

Accepted Answer

rift valley

Question 26

Wegener's hypothesis that all continents were once joined together in a single landmass.

Accepted Answer

continental drift

Question 27

When plates slip past each other

Accepted Answer

transform boundary

Plate Tectonics

Questions 27

Plate Tectonics

Questions 27