Grade 11 Short Quiz Unit 2 geographic Phenomenon 1

Nickel is the element responsible for the magnetic field

produced by the Earth as it spins on its axis.

• True

• False

Rocks in the oceanic crust are up to four billion years.

• True

• False

Tectonic plates are formed when lithosphere are divided into sections.

• True

• False

How are rock samples from the upper mantle

brought to the surface?

• By recycling

• By convection

• By erupting volcanoes

• By the spin of the earth on its axis

Directly below the is the warmer region of the

upper mantle is called (a)   .

Which of the following makes up the dry

land found on Earth?

• Continental crust

• Oceanic crust

• Upper mantle

• :pwer mantle

Which of the following is the function of

the magnetic field?

• Protects the Earth from the debris of the meteors

• Protects the Earth from harmful particles from the Sun

• Protects the Earth from the rubbles of the outer space

• Protects the Earth from its own fragments

The (a)   is the first and thinnest layer of the Earth

Which of the following is the only liquid layer of the Earth?

• Crust

• Mantle

• Outer core

• Inner core

Which of the following is the reason why the

inner core is a solid ball even if it is the hottest layer?

• Because of the pressure exerted by the layers above it

• Because the temperature is not enough to make it liquid

• Because of the metals that that makes up the core

• Because of all the other factors composing the structure of the Earth