Earth's Interior

How deep did the Kola Superdeep Borehole drill hole get into Earth's crust?

• 12,262 meters

• 6000 km

• One-third of the way

• to the core

What method do geologists use to study Earth's interior?

• Meteorites

• Density

• Magnetic Field

• Seismic Waves

What do meteorites represent?

• Early solar system materials

• Earth's core

• Earth's mantle

• Earth's crust

What is the closest thing to a sample of Earth's core that scientists can hold in their hands?

• a meteorite

• lava

• Crustal rock

• Seismic wave

What is the overall density of Earth compared to crustal rocks?

• Higher

• Lower

• Equal

• Unknown

What is the significance of Earth having a magnetic field?

• It indicates the presence of metal

• It indicates the presence of gases

• It indicates the presence of liquids

• It indicates the presence of rocks

What do seismic waves tell scientists about Earth's interior?

• The composition of Earth's interior

• The temperature of Earth's interior

• The size of Earth's interior

• The shape of Earth's interior

What types of waves do earthquakes produce?

• Seismic waves

• Surface waves

• Body waves

• Shadow waves

What are the fastest body waves?

• P-waves

• S-waves

• Surface waves

• Shadow waves

What is the shadow zone?

• An area with no seismic waves

• An area with slow seismic waves

• An area with fast seismic waves

• An area with surface waves