One reason that life as we know it is unlikely to exist on venus is because _____.

The greatest level of biodiversity in the tropical rainforest is found in the _______.

The largest contemporary u.s. glacier is in ________.

The rotting of rock by the various types of chemical weathering takes place best in ________.

In karst landscapes of slight relief, ________ is(are) the most common feature(s).

Speleothems are associated with the ________ stage of cavern formation.

A line connecting points with equal precipitation is known as an ________.

________ and amount of moisture present can be used to classify types of mass wasting.

In the united states educational services account for about ________ percent of jobs.

In comparison to suburban governments, cities ________.

Other standard-of-living measurements besides real gdp per capita may include _____.