Earth's Composition

Which of Earth layers is the thinnest?

• The inner core

• The outer core

• The mantle

• The crust

The crust is made of several large pieces floating above the mantle, which are called?

• Inner and outer cores

• Puzzle pieces

• Tectonic Plates

• Ceramic Plates

Tags

NGSS.MS-ESS2-3

From lowest to highest temperature, which is the correct order of Earth's layers?

• Inner core, outer core, mantle, crust

• Mantle, crust, outer core, inner core

• Crust, mantle, outer core, inner core

• Crust, mantle, inner core, outer core

Compared to rocks in Earth's crust, rocks in the mantle are more?

• Dense

• Mineral-rich

• Granular

• Porous

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 decreases and the pressure increases

• The temperature increases and the pressure decreases

Tags

NGSS.HS-ESS2-1

NGSS.HS-ESS2-3

Scientists believe the Earth's inner core to be solid. This is probably due to extremes in?

• Depth

• Density

• Pressure

• Temperature

Tags

NGSS.MS-PS1-4

Helium balloons rise on earth because _________.

• helium is less dense than air
• helium is more dense than air
• helium is cooler than air
• helium is warmer than air

Which liquid is the most dense?

• oil
• water
• syrup 
• plastic bottle

Tags

NGSS.MS-PS1-2

Put the liquids in order from most dense to least dense?

• 4, 3, 2, 1
• 1, 2, 3, 4
• 3, 4, 2, 1, 
• 4, 3, 1, 2

The density is highest in Earth's ____ ____?

• Crust

• mantle

• outer core

• inner core