Earth Interior

Which of Earth’s layers would be best modeled as a metallic sphere?

• Mantle

• Inner core

• Outer core

• Crust

Which of Earth’s layers has the lowest density?

• Crust

• Inner core

• Outer core

• Mantle

If we compare the temperature and pressure of the Earth’s mantle to the core, what differences can we expect as we move downward into the Earth?

• Both the temperature and pressure increase.

• Both the temperature and pressure decrease.

• The temperature increases and the pressure decrease.

• The temperature decreases and the pressure increases.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

What observation can we make about Earth’s lithosphere AND asthenosphere?

• The asthenosphere floats on top of the lithosphere.

• The crust and the core make up the lithosphere.

• The crust and mantle make up the asthenosphere. 

• The lithosphere floats on top of the asthenosphere

Earth's magnetic field results from movements in the

• mantle

• outer core

• inner core

• crust

Scientists think that convection currents flow in Earth's

• continents

• mantle

• lithosphere

• inner core.

Tags

NGSS.MS-ESS2-3

Earth's oceanic crust is ______ than continental crust.

• thinner but denser

• thicker and denser

• thicker but less dense

• thinner and less dense

Earthquakes produce ______ that travel through Earth

• colorful waves

• seismic waves

• tertiary waves

• predictable waves

Tags

NGSS.MS-PS4-2

______ is a rock with a fine, dark texture that makes up the oceanic crust.

• Granite

• Gypsum

• Basalt

• Limestone

Which is thicker, the oceanic crust or the continental crust?

• oceanic crust

• continental crust