Composition
Temperature
The Core
The Mantle
In General
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

True or False: The inner core is hotter than the Sun.

False. The inner core is about 9000C and the Sun is about 10,000C

100

These are found in the mantle and aids in the movement of tectonic plates.

What are convection currents.
100

List the layers of the Earth in order from outermost to innermost.

What is crust, mantle, outer core and inner core.

200

What is the Crust made of?

What is silicon and aluminum?

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 are plates?

200

This is the thinnest layer of the Earth.

What is the Crust.

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

True or False: The continental Crust is thinner than the Oceanic Crust.

What is False. The continental crust is thicker than the oceanic Crust.

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 inner core is made of _________________

What is Iron & Nickel?

400

The part of the mantle called the __________ is where convection currents are found.

What is the Asthenosphere.

400

What is the Mantle composed of?

What are Silicon, Aluminum, Magnesium, Iron & Nickel?

500

The inner core is composed of solid ____________

What is Iron and Nickel?

500
What happens to temperatures as you go deeper into the Earth?
What is they increase or get higher?
500

Scientists think that the outer core, made of liquid iron and nickel, moves to produce Earth’s ___________________.

What is the Earth's magnetic field?

500

What makes up the Lithosphere?

What is the Crust and the Upper Mantle?

500

Geologists learn about Earth’s interior by studying __________________which move through Earth.

What is Seismic waves?

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