Quarter Test

What is the outermost layer of the Earth?

• Mantle

• Outer core

• Inner core

• Crust

Which layer of the Earth is the thickest?

• Crust

• Mantle

• Outer core

• Inner core

The Earth's core is primarily composed of which two elements?

• Iron and nickel

• Oxygen and silicon

• Magnesium and aluminum

• Carbon and nitrogen

Which layer of the Earth is liquid?

• Crust

• Mantle

• Outer core

• Inner core

The movement of tectonic plates occurs in which part of the Earth?

• Crust

• Mantle

• Outer core

• Inner core

Which layer is responsible for Earth’s magnetic field?

• Mantle

• Outer core

• Crust

• Inner core

What is the hottest layer of the Earth?

• Crust

• Mantle

• Outer core

• Inner core

The lithosphere is composed of which two layers?

• Crust and outer core

• Mantle and crust

• Mantle and inner core

• Outer core and inner core

What is the semi-liquid layer of the mantle called?

• Asthenosphere

• Lithosphere

• Mesosphere

• Thermosphere

What are the four inner planets of the Solar System?

• Jupiter, Saturn, Uranus, Neptune

• Mercury, Venus, Earth, Mars

• Earth, Mars, Jupiter, Saturn

• Mercury, Venus, Saturn, Neptune