What is shale?
What is the earths core made of?
What is the earths crust made of?
What is granite?
How were sedimentary rocks created?
What is the earth made of?
What is the difference between a canyon, gorge, and valley?
What does a geologist do on a typical day?
What is the name of the largest volcano in the world?
What is the difference between the geoid and the surface of the earth?
Soils take how many years to form?
What is the difference between a semi-precious and a precious stone?
What are examples of techno fossils?
Discuss major factors that influence mass movements?
What did radon detection in arid areas can help to explore?