The park’s famous Waterpocket Fold is a 100-mile-long wrinkle in the Earth known as a _________.
The Waterpocket Fold monocline formed between 50 and 70 million years ago when movement along a fault caused one side to shift upwards. The rock layers on the west side of the Waterpocket Fold have been lifted more than 7,000 feet higher than the layers on the east. The result is a 100-mile-long buckle in the Earth’s surface.
The correct answer is Monocline.