Plate Tectonics

Evidences of sea floor spreading...

I create mountains, volcanoes, and trenches; my plates move toward each other. Who am I?

Oceanic crust is more or less dense than continental crust?

An object at rest wants to stay at rest and an object in motion wants to stay in motion.

Sea Floor Spreading was developed by...

The evidences of Continental Drift are...

My plates move slide next to each other and I produce a lot of earthquakes. Who am I?

Continental crust is mostly made of what substance?

Continental Drift theory was developed by...

Sudden movement of Earth's plates are caused by...

Oceanic crust is primarily made of what substance?

San Andreas Fault is an example of what type of plate boundary?

What causes plates to move?

Sea Floor Spreading occurs because...

I am a solid metal and releases heat through radioactive decay. What am I?

What is the formula to calculate force?

The moon is in line and in the middle of the Earth and Sun. Which lunar phase is this?

Continental crust is more or less dense than oceanic crust?

I am the layer that is liquid metal. Who am I?

In the picture, what is number 3?

The Great Rift Valley in Africa is an example of what type of boundary?

I am at a convergent boundary, one more dense plate slips under the less dense plate. Who am I?

I am the layer where convection currents take place. Who am I?

My plates move away from each other usually at a rift valley or a mid-ocean ridge. Who am I?