• Bryce Canyon Amphitheater      Bryce Canyon      National Park
Utah  There are park alerts in effect. show Alerts »   • U.S.
Highway 89 Bryce Canyon to Grand Canyon     • Sunset Campground
Construction     • Bryce Point to Peekaboo Connector Trail
Closure     • Backcountry Campsite Closures   Activity 3:
Gravity & Cohesiveness  Dinama Stabenstein    When you can
understand how different rock sizes and shapes react with each
other, then you can understand why some landforms have a certain
shape. The following activity will help to explain the
differences in hillside shapes.  Instructional Method:    To
explain how gravity can be overcome by compactness and size.
Students will be able to:    • Measure angles using a protractor
• Determine the angle of repose for several different types of
materials and a mixture of those materials   • Explain the
effect of rock shape, rock texture and moisture content on the
angle of repose   Preparation: 1 hr. Activity: 1 hr. Discussion:
20 min. Cleanup: 10 min.  Materia