What state is Yosemite National Park in?
What year was Yosemite established? What is an ice cap? What is firn? Define glacier. Why do glaciers move? How thick does ice have to be before it begins to flow plastically due to its own weight? How fast do glaciers move? What is the zone of accumulation? Zone of ablation? Snowline? What are crevasses? What two factors, discussed in class, control the whether a glacier advances or recedes? What two major variables control will control these two factors? Define alpine glacier. Valley glacier. Discuss two ways that glaciers erode rocks. Discuss the processes of glacial plucking and glacial abrasion. What is glacial polish? What causes glacial polish? What process creates “U-shaped” valleys? “V-shaped” valleys? Define arête, horn, cirque, and hanging valley. How do hanging valleys form? Define drift, till, outwash, erratic. Define moraine, recessional moraine, terminal moraine, lateral moraine, and medial moraine. How does each moraine form? What are sequoias? Where is the Waterton-Gla
