ESS1C - The History of the Earth

Paul Andersen discusses the history of Earth, emphasizing the evidence found in rocks, fossils, and radioactive decay. He explains the age differences between continents and oceans, the dynamic nature of Earth due to plate tectonics, and how space objects provide clues about Earth's early history. The video also covers Earth's timeline, life evolution, and teaching strategies for different educational levels.

What can we learn from the sequence in which rocks are laid down?

How do fossils contribute to our understanding of Earth's history?

What evidence do we have that the continents are older than the oceans?

Explain the concept of plate tectonics and its significance to Earth's dynamics.

What role do meteorites play in understanding the early Earth?

How do tree rings and ice cores help us understand past climates?

Describe the process of radioactive decay and its importance in dating rocks.