help needed fast!!!!!

Question

Heythere1 · Answer

A scientist studying how earthquakes happen imagines the top layer of Earth moving like a block of wood rubbing on sandpaper. This helps the scientist imagine what is happening.

What kind of model is this? Explain.

Heythere1 · Answer

@aubree

silvernight269 · Answer

I have said this before please dont @/ping people randomly.

Heythere1 · Answer

@silvernight269 wrote:

I have said this before please dont @/ping people randomly.

i need a answer fast

silvernight269 · Answer

How about looking it up on the internet before you ask? Because then you will have to wait however much time needed before people come in and answer. Also this is a place to help you get the answer. Not to get the answer from them. It would defeat the whole purpose of why this place was made.