Earth's Core Pretest

What is the core of the Earth made of?

• Liquid metal

• Solid iron and nickel

• Molten rock

• Gas

Tags

NGSS.MS-PS1-1

Why does Earth have a magnetic field?

• Due to the solid inner core

• Due to the molten outer core

• Due to the metallic meteorites

• Due to the density calculations

What is the density of Earth's core compared to the outer layers?

• Less dense

• Equally dense

• More dense

• No difference in density

How does temperature change as you move from the crust to the core?

• it gets cooler
• it gets hotter
• it stays the same
• the core is frozen

What layer is shown by letter A?

• Crust
• Mantle
• Outer core
• Inner core

What layer is shown by letter B?

• Crust
• Mantle
• Outer core
• Inner core

What layer is shown by letter C?

• Crust
• Mantle
• Outer core
• Inner core

What layer is shown by letter D?

• Crust
• Mantle
• Outer core
• Inner core

Pressure ______________________ as you go deeper into the Earth

• increases
• decreases 
• goes up or down depending on the layer
• stays the same

What layer is the hottest?

• Core
• Crust
• Mantle