Composition
Temperature
The Core
The Mantle
Indirect Evidence

100

Earth’s inner core is a _____________ a. a dense ball of solid metal. b. a layer of molten metal. c. a layer of hot rock. d. a layer of rock that forms Earth’s outer skin. What is a dense ball of solid metal?
What is a dense ball of solid metal?

100

Whic layers is the coolest?
What ?is the crust

100

The part of the mantle called the __________ is made of soft rock that bends like plastic.
What is the asthenosphere?

100

Geologists obtain ___________about Earth’s interior by recording and studying seismic waves
What is indirect evidence?

200

_________is a rock with a fine, dark texture that makes up the oceanic crust.
What is basalt?

200

Which layer is the hottest?
What is the core?

200

Why is the inner core solid?
What is extreme pressure in the outer core?

200

The lithosphere is broken into sections called _________
What is plates?

200

Using data from seismic waves, geologists have learned that Earth’s interior is made up of several ____________
What is layers

300

Earth’s mantle is composed mainly of a. molten metal. b. a layer of molten rock. c. of solid metal. d. granite and basalt
What is a layer of molten rock?

300

Which layers is warmer? the lithosphere or the asthenosphere?
What is the asthenosphere?

300

The outer core is composed of ______________
What is liquid nickel and iron

300

The lithosphere is broken into sections called plates, which float on top of the _____________
What is the asthenosphere?

300

Geologists learn about Earth’s interior by studying __________________which move through Earth.
What is studying seismic waves

400

Earth’s solid inner core is surrounded by the hot, molten metal of which layer?
What is outer core?

400

Which layer is warmer? The outer core or the inner core?
What is the inner core?

400

The iner core is made of _________________
What is solid iron?

500

The inner core is composed of solid ____________
What is iron

500

What happens to temperatures as you go deeper into the Earth?
What is they increase or get higher?

500

Scientists think that the made of liquid, moves to produce Earth’s ___________________.
What is the Earth's magnetic field?