Earth's Landscapes

Why is it possible to find ancient fossils right at the Earth’s surface?

What kinds of evidence supports the idea that the landscape at Sharktooth Hill was once under the ocean?

What provides evidence of past life on Earth?

Does the Earth change or stay the same over time?

How can shark teeth be found 100 miles away from the ocean?

How can shark teeth be found 100 miles away from the ocean?

How do we know the central part of the United States was once covered by the ocean?

Has the landscape you live in always looked the way it does now?

What is a fossil?

How do the rock layers above and below the bone bed compare in age?

How did the bones in the Sharktooth Hill bone bed become jumbled up?

Is there any evidence that a volcano caused all the animals to die here?

Where would you look for evidence of what it was like before the bone bed formed?

What is the current understanding of how the fossil bone bed at Shark Tooth Hill formed?