Quiz on Earth's Layers

Which layer of the Earth is described as solid, very hot metal?

• Crust

• Mantle

• Outer core

• Inner core

What is the name of the idea that explains how continents slowly move over millions of years?

• Continental drift

• Continental shift

• Plate tectonics

• Earthquake theory

Who first suggested the idea that continents move?

• Alfred Wegener

• Isaac Newton

• Charles Darwin

• Marie Curie

What can happen when tectonic plates move?

• Rainstorms and floods

• Earthquakes and mountains

• Tornadoes and hurricanes

• Snowstorms and blizzards

If tectonic plates did not move, what might NOT happen on Earth?

• Earthquakes

• Rain

• Mountain formation

• Plates sliding past each other

If you wanted to find out how strong an earthquake was, which scale would you look at?

• Richter Scale

• Mercalli Scale

• Beaufort Scale

• Saffir-Simpson Scale

What does the diagram above most likely show?

• The path of a tornado

• The recording of seismic waves from an earthquake

• The flow of a river

• The growth of a plant

Why can tsunamis cause a lot of damage when they reach land?

• Because they are giant waves that travel very fast.

• Because they bring a lot of fish to the shore.

• Because they make the water very cold.

• Because they make the land shake.

If a tsunami is traveling in deep water, what is true about its speed?

• It can travel very fast.

• It moves very slowly.

• It stops moving.

• It disappears.

Some volcanoes can form islands. Why does this happen?

• Because the lava cools and builds up above the water

• Because the wind blows the lava away

• Because the volcanoes are underwater only

• Because the magma turns into sand