Introduction to geology

When was the Earth created?

• 4.6 billion years ago

• 4.6 million years ago

• 4.3 billion years ago

• 4 .3 million years ago

How was the moon formed?

• Giant object collided and debris formed the moon

• Earth gravity captured asteroid flying near by.

• It was formed at the same time as the Earth

• Moon was there before the Earth

This layer of Earth is solid Iron and Nickel

• Outer Core

• Mantle

• Inner Core

• Crust

This layer of Earth is the thickest part

• crust
• outer core
• mantle
• inner core

The theory that says Earth's continents once made up an ancient supercontinent, and have been drifting apart ever since, is called the theory of...

• Pangea
• Plate Tectonics
• Natural Selection
• Gravity

Seismic waves that cannot travel through a liquid are

• P waves
• S waves
• surface waves

Seismic waves that travel the fastest are

• P waves
• S waves
• surface waves

The location of an earthquake INSIDE the earth where the energy is released is the

• epicenter
• richter
• focus
• fault

The place on the surface of the Earth above where the earthquake occurs is the 

• seismograph
• epicenter
• richter
• focus

Which lists the main layers of Earth in order from outermost to innermost?

• lithosphere, asthenosphere, mesosphere
• core, mantle, crust
• crust, mantle, core
• mantle, core, crust