Geology Test

What happens to the cooler, denser, fluid in the convection current of the asthenosphere?

• It sinks to the bottom.

• It rises to the top.

• It stays in the middle.

• It stays where it is.

What two things are found in the mantle?

• asthenosphere and lithosphere

• inner and outer core

• crust and plates

• heat and people

Tectonic plates move in the​ ​ (a)   .​

• asthenosphere
• lithosphere
• core
• crust

What is caused by plate movement? SELECT THREE ANSWERS!

• earthquakes

• mountains

• volcanoes
• precipitation

• wind

Who first proposed The Theory of Continental Drift?

The ​ (a)   is hot, partially melted rock that moves in a circular pattern. It is located between the ​ (b)   and the core.​ ​ ​

• mantle
• crust
• plates
• lithosphere
• asthenosphere
• fault

What are plains?

• Regions of low elevation

• Regions of high elevation

• A large area of flat land that is raised above sea level

What is a plateau?

• Regions of low elevation

• Regions of high elevation

• A large area of flat land that is raised above sea level

The supercontinent that began to break apart about 225 million years ago is called ______.

Match the following words with their definitions.

• middle part of the Earth

• LITHOSPHERE

• made of up iron and nickel; size of Mars

• MANTLE

• contains thick liquid, plates move here

• CORE

• broken into tectonic plates

• ASTHENOSPHERE

• part of the Earth we walk on

• CRUST