Layers of the Earth

Mars has a thinning atmosphere, no volcanic activity, and does not generate a magnetic field. What does this information tell you about the INTERNAL structure of mars? (CER response--3 sentences MINIMUM for a complete response)

Tags

NGSS.HS-ESS2-1

NGSS.HS-ESS2-3

Explain how a convection current works in the mantle (MUST INCLUDE 3 processes for a complete answer!)

Scientists are able to make observations and inferences about what is below the crust of Earth by using scientific evidence. Which of these are examples of evidence that scientists use to discover what the layers of Earth’s crust are like? Choose the two that apply.

• Seismic waves

• Fossils

• X-rays

• Digging below the surface

Tags

NGSS.MS-ESS1-4

Reorder the following: In Journey to the Center of the Earth, by Jules Verne, an adventurer travels through the layers of Earth until he reaches the center. While it is not possible to actually travel through all of the layers of Earth, in what order would the adventurer have traveled to reach the center? Number the layers listed below in the correct order.

• Mantle

• Crust

• Inner Core

• Outer Core

How do temperature and pressure ravel through the layers beneath the surface of Earth? Drag and drop the correct words to complete the sentences:

The closer that you get to Earth’s core, the temperature (a)   , and the pressure ​ (b)   .

• increases
• decreases
• stays the same
• increases then decreases

Volcanoes extend so deep below Earth’s surface that they reach down to the next layer. Which is the second layer of Earth?

• crust

• inner core

• outer core

• mantle

Tags

NGSS.MS-ESS2-1

Benny uses a compass to navigate his way through the woods when he is camping. The needle on the compass reacts to Earth’s magnetic field by always pointing north. Which part of Earth is responsible for creating its magnetic field?

• crust

• inner core

• outer core

• mantle

What are the compositional layers of the earth defined by?

• Physical properties

• Biogeographic properties

• Magnetic properties

• Chemical properties

What is the name of the sphere of the Earth that contains rock?

• Atmosphere

• Geosphere

• Biosphere

• Cryosphere

Tags

NGSS.MS-ESS1-4

NGSS.MS-ESS2-3

NGSS.MS-ESS3-1

Density ​ (a)   as you move towards the center of the Earth.

• Increases
• Decreases
• Stays the same