Inside the Earth

Match it! Select the correct answer from the pull down...Good luck!

According to the wave speeds shown below, which layer is the densest?

P waves can travel through...

Which seismic waves can travel through the Earth's core?

What happens to density as temperature increases?

Which seismic waves can travel through the earth's mantle?

How do scientists classify the different layers of the Earth?

The cause of plate movement on the Earth's surface are caused by convection currents that occur where?

No one has been able to drill deeper than a few miles into Earth's crust. So how do scientists know what is below the crust?