The rigid outer part of the earth, consisting of the crust and upper mantle.

Thinnest and the outer most layer of the earth.

It is a kind of crust mostly composed of granite

Thinner, denser, young and mostly composed of basalt

Highly viscous, mechanically weak and ductilely deforming region of the upper mantle of the earth

The layer of the earth between the crust and the core. it can be divided into the thin layer that, together with the crust.

The third layer, the only liquid layer, and is mainly made up of the metals; iron, nickel, and as well as small amounts of other substances.

The innermost geologic layer of the earth.

The location where sinking of the plate occurs.

Movement of lithospheric plates

Broken segments in the earth's lithosphere

The ____________ is in between the upper mantle and outer core of the earth

Why are the Plate tectonics moving?

Waves of energy that travel through the Earth's layer.

Body waves arrives before the ___________ emitted by an earthquake?

What are the 8 Minor Plate

What are the 7 Major Plates?

This is the fastest kind of seismic  wave.

P-waves re also known as 

It is the second wave to arrive or feel in an earthquake.

cause horizontal shearing at the ground.

also called ground roll, travel as ripples similar to thaw in the water

It is a lower frequency than body waves, and are easily distinguished on a seismogram as a result.