The layers of the earth

Earth layers

100

How many layers does the earth have?

                           What is 4

200

What is the outermost layer of earth?

   What is the crust?

300

Which layer of the earth is the thinnest?

                      What is the crust?

400

   Which layer of the Earth is solid metal (probably iron)?

 What is the inner core?

500

   Which layer of the earth is the hottest?

What is the inner core?

Earthquakes and Volcanoes

100

What is a tool that records earthquakes called?

a. seismomap

b. seismograph

c. seismologist

What is b. seismograph?

200

What instrument measures the magnitude of earthquakes?

a. Richter Scale

b. seismograph

c. polygraph

d. Mohs Scale

What is a. Richter Scale

300

A ____________ is a huge wave caused by an earthquake under the ocean.

a. fault

b. trench

c. seisomograph

d. tsunami

What is d. tsunami?

400

A volcano is a break in the crust of the Earth which exposes the ________ .

a. oceans

b. fault

c. magma

What is c. magma?

500

When magma breaks through the crust of the Earth, it is called ________ .

a. a fault

b. a tsunami

c. an earthquake

d. lava

What is d. lava?

Earthquakes and Volcanoes 2

100

Where do earthquakes MOST LIKELY occur?

a. deltas

b. volcanoes

c. moraines

d. faults

What is d. faults?

200

What is a crack in the Earth’s crust called?

a. earthquake

b. fault

c. volcano

d. landslide

What is a b. fault?

300

Which of the following causes both earthquakes and volcanic eruptions?

a. gravity

b. Earth's inner core

c. erosion

d. plate movement

What is d. plate movement?

400

What happens when plates slide past each other causing a sudden release of energy and a crack in the Earth’s crust?
a. earthquake

b. volcano

c. deposition

d. erosion

What is a. earthquake?

500

Volcanoes begin in the ________ layer of the Earth.

a. crust

b. mantle

c. inner core

d. outer core

What is b. the mantle?

Potpourri

100

What do convergent boundaries form?

What is mountains?

200

Underwater volcanoes can create ________ in the middle of the ocean.

a. faults

b. plates

c. islands

What is c. islands?

300

What do transform boundaries form?

What is earthquakes?

400

Volcanoes and Earthquakes can be both _________ and ________ .

a. divergent and convergent

b. destructive and constructive

c. divergent and destructive

d. convergent and constructive

What is b. destructive and constructive?

500

As heat and pressure builds up in the pockets of the volcano, the ________ expand. 

a. gases

b. faults

c. crusts

d. oceans

What is a. gases?