CHNGING OF EARTH AND THE ATMOSPHERE

Which of the following represents physical layers of Earth?

• core, mantle, crust

• core, mantle, oceanic crust, continental crust

• inner core, outer core, mesosphere, asthenosphere, lithosphere

• inner core, outer core, mantle, oceanic crust, continental crust

Which of the following represents chemical layers of Earth?

• core, mantle, crust

• core, mantle, lithosphere

• inner core, outer core, mesosphere, asthenosphere, lithosphere

• inner core, outer core, mantle, oceanic crust, continental crust

The lithosphere is ______ and the asthenosphere is _______.

• both brittle

• brittle, plastic/flexible

• plastic/flexible, brittle

• both plastic/flexible

The thinnest layer of the Earth is the ___________.

• mantle
• crust
• core

What is the thickest layer of the Earth?

• the crust
• the mantle
• the outer core
• the inner core

What is the correct order (starting from the surface) of Earth's layers?

• crust, outer core, inner core, mantle
• mantle, outer core, inner core, crust
• crust, mantle, outer core, inner core
• outer core, inner core, crust, mantle

Which layer(s) of the Earth make up the asthenosphere?

• Part of the mantle
• Crust, mantle, Core
• Crust and upper mantle
• Only the crust

The modern atmosphere is made up of mostly...

• oxygen gas (O₂).

• nitrogen gas (N₂).

• argon gas (Ar).

• carbon dioxide (CO₂).

What are interactions of the Earth's rigid lithospheric plates as they slide slowly over the asthenosphere.

• transform

• Mantle

• convection currents

• plate tectonics

225 million years there was a "super continent named___

• Ice Age

• Jurassic

• Pangaea

• Earth