Fossils

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

What is one thing that we know that has occurred over time?

This era is known as the ocean age as many ocean animals came to be during this era.

Which is not a way rocks are altered/changed?

What forms from sediment and deposits horizontally?

This is when rock layers are eroded or when sediment isn't deposited for a long period of time.

States that the top rock layer is the youngest and bottom layer is the youngest

When minerals soak into the remains and turn them into rocks.

Which geologic time period was the longest?