Chapter 5 - Shaping Earth
Hands-on Activity, Classroom Activity
Give your class a tour of the diverse landscape of your own undersea realm!
Piece together what Earth may have looked like approximately 220 million years ago when there was a single supercontinent, Pangaea.
Countless impacts continue to shape Earth, other planets, and moons in our dynamic solar system. They can make craters of many sizes, which often provide clues to how the meteorites formed. These resources cover a range of topics, including an introduction to gravity and the evidence for life on Mars.
Young Naturalist Awards Essay
Did you know that Long Island was once part of a chain of volcanoes? Or that it was part of the tropics—and faced south? Step back in time with this seventh-grader for a look at the forces that shaped this giant sandbar.
Did you know that the island of Iceland is really just the peak of an underwater mountain? What other land forms lie hidden beneath the ocean, and how are they formed?