Earth’s Layers and Subsystems Quiz

Which is true about the planet Earth?

• Earth is the fourth planet from the Sun.

• Earth does not have an atmosphere.

• Earth is the only planet within the Solar System known to host life.

• Earth is the ‘twin’ planet of Mars.

Which is used by scientists in studying the Earth’s layers?

• Seismic waves

• Ozone

• Alchemy

• Rock formations

Give five (5) reasons why Earth sustain life.

Give at least three (3) of the most abundant elements found in the Earth’s crust.

This layer is also noted as the center of the Earth.

• Outer Core

• Mantle

• Boundary

• Inner Core

Which boundary is found between the Lower Mantle and the Outer Core?

• Guttenberg

• Lehmann

• Repiti

• Moho

Which boundary is found between the Inner Core and the Outer Core?

• Moho

• Lehmann

• Guttenberg

• Repiti

This is the largest layer of the Earth.

• Core

• Crust

• Mantle

• Boundaries

This is the thinner part of the Earth’s crust which is darker in color and is also, denser.

• Continental crust

• Oceanic crust

• Tectonic crust

• Volcanic crust

The cryosphere refers to the freezing temperature of land.

• TRUE

• FALSE