Under what circumstances will the front of a glacier advance? Retreat? Remain stationary?
What will be an ideal response?
Where there is a lack of balance between accumulation and wastage, a glacier will advance or retreat. If accumulation exceeds wastage, the ice advances. If wastage exceeds accumulation, the ice retreats. The ice front remains stationary when the glacial budget is in balance: accumulation and wastage are balanced.
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List at least five different materials used to fabricate window and door frames.
What will be an ideal response?
It is believed the most prominent means by which humans add CO2 to the atmosphere is by ________.
A) the burning of coal and other fossil fuels B) renewable energy C) nuclear electric power D) solar power
Europe has deindustrialized in the last several decades. However, the two major industries are:
A. textiles and food processing B. fishing and farming C. coal and oil D. automobiles and airplanes
Felsic magma is ___________________ than mafic magma.
a. lower in silica and flows more less easil b. higher in silica and flows more easily c . higher in silica and flows less easily d. lower in silica and flows flows less easily