on April 15, 2022
What do the terms flow and basal slip mean?
Regional SpecificsWhat is the difference between plastic flow and basal slip? Plastic flow involves movement within the ice, whereas basal slip involves the entire ice mass slipping along the ground. Plastic flow occurs in the deeper parts of the ice mass, whereas basal slip occurs at the base of the glacier only. What is a basal
on April 15, 2022
What color is glacier blue?
Regional SpecificsBlue is the color of pure glacier ice, compact with few air bubbles, since the air is squeezed out from the weight of the ice. Pure ice has the properties of minerals. Like sapphires, glacial ice reflects the blue colors of the light spectrum, so beautiful blue color reaches our eyes. What colour is glacier
on April 15, 2022
Where is the Mohican tribe from?
Regional SpecificsNew York stateNorth American Indian tribe of what is now the upper Hudson River valley above the Catskill Mountains in New York state, U.S. Their name for themselves means “the people of the waters that are never still.” During the colonial period, they … Are there any Mohicans alive today? Today, there are about 1,500
on April 15, 2022
Where did metamorphic rock get its name?
Regional SpecificsThe word metamorphism is taken from the Greek for “change of form”; metamorphic rocks are derived from igneous or sedimentary rocks that have altered their form (recrystallized) as a result of changes in their physical environment. What is igneous rock and example? Examples of intrusive igneous rocks are: diabase, diorite, gabbro, granite, pegmatite, and peridotite.
on April 15, 2022
How does a fault cause an earthquake?
Regional SpecificsEarthquakes are the result of sudden movement along faults within the Earth. The movement releases stored-up ‘elastic strain’ energy in the form of seismic waves, which propagate through the Earth and cause the ground surface to shake. How does a fault make an earthquake? Most faults in the Earth’s crust don’t move for a long
on April 15, 2022
What are the characteristics of a divergent plate boundary?
Regional SpecificsWhen two plates are moving away from each other, we call this a divergent plate boundary. Along these boundaries, magma rises from deep within the Earth and erupts to form new crust on the lithosphere. Most divergent plate boundaries are underwater and form submarine mountain ranges called oceanic spreading ridges. What are the characteristics of