SC-

SC-

 The earth is made of four layers : the crust the mantle , inner core and the outer core.

From the outside and move our way in the world crust:

• The crust

• is the thin outer layer of the earth where we all live.

Multiple Choice

How many layers of the earth has made of ?

• one

• two

• three

• four

Multiple Choice

Name the four layers of the earth?

• the crust , the mantle

  ,inner core, and the outer core

• crust , the mantle

  ,inner core only

• The mantle

  ,inner core, and the outer core only

Multiple Choice

The crust is the ____ outer layer of the earth.

• thick

• thin

• heavy

• hard

Multiple Choice

The crust varies from around how many miles thick in the ocean floor?

• 3 to 5 miles

• 6 to 10 miles

• 3 to 4 miles

Multiple Choice

The crust varies from around 3- 5 miles thick in the ocean floor and how many miles then when thick on land Earth's crust ?

• 35 miles

• 40 miles

• 25 miles

Earth's crust is found on the outer surface and it is made of solid rock and minerals mantle

Multiple Choice

Earth's crust is found on the outer surface and it is made of solid rock and _______ ______ .

• minerals mantle

• inner core

• outer core

The next layer of the earth is the mantle.

• It is the thicker than the crust at almost 1,900 miles deep.

• It makes up about 85% of the

  Earth's weight

  
  

• It is solid rock but not completely hard.

Multiple Choice

What part of the earth's layer that is thicker than the crust at almost 1,900 miles deep?

• The crust

• The mantle

• The inner

• The outer

Multiple Choice

How deep is the mantle and makes up about 85% of the

Earth's weight?

• 1,800

• 1,600

• 1,900

Multiple Choice

How many percent of Earth's weight that makes up the mantle?

• 100

• 90

• 80

• 85

The mantle is solid rock but not completely hard. It is made up of slightly different silicate rocks with more iron and magnesium tectonic plates.

Multiple Choice

The mantle is solid rock but not completely hard. It is made up of slightly different ________ rocks with more iron and magnesium tectonic plates.

• silicate

• intricate

• sensitive

The tectonic plates are a combination of

the outer mantle and the crust .

Multiple Choice

What kind of plates that has a combination of the outer mantle and the crust?

• the titanic plates

• the tectonic plates

The crust these plates move very slowly about a couple of inches per year the place where the plates touch each other is known as the

Fault .

Multiple Choice

When these plates move very slowly about a couple

of inches per year the place where the plates touch each other it is known as the

_____ .

• Fail

• Fall

• Fault

When the plates move and the boundaries bump up against each other it may cause an earthquake .

Multiple Choice

When the plates move and the boundaries bump up against each other it may cause an ___________ .

• tornado

• landslide

• earthquake