(03.02 LC) Question 1 (4 points)
Due to the intense heat and pressure on the inner core, scientists believe it is a (4 points)

a

solid

b

liquid

c

semi-fluid

d

gas

Question 2 (4 points)

(03.02 LC)

What are the parts of Earth's mantle? (4 points)

a

Inner core, asthenosphere, lithosphere

b

Lithosphere, asthenosphere, mesosphere

c

Crust, lithosphere, asthenosphere

d

Mesosphere, asthenosphere, troposphere

Question 3 (4 points)

(03.02 MC)

Scientists have observed that Earth's tectonic plates move in predictable directions. What is the cause of this observation? (4 points)

a

Uniform pressure inside Earth forces the plates to move

b

Uniform temperature inside Earth forces the plates to move

c

Variations in temperatures inside Earth forces the plates to move

d

Vibrations in the core forces the plates to move

Question 4 (4 points)

(03.02 MC)

If Earth was like a hardboiled egg, which part of Earth would the egg white represent? (4 points)

a

Mantle, as its depth is less than 2,900 kilometers

b

Core, as its depth is less than 2,900 kilometers

c

Mantle, as its depth is up to 6,500 kilometers

d

Core, as its depth is up to 6,500 kilometers

Question 5 (4 points)

(03.02 MC)

Two students below described a type of Earth's outermost layer:

Student A: 5–12 kilometers deep

Student B: Makes up the sea floor

Which type of outermost layer did the students describe? (4 points)

a

They both described the oceanic type.

b

They both described the continental type.

c

Student A described the oceanic type and Student B described the continental type.

d

Student A described the continental type and Student B described the oceanic type.