Which of the following is true concerning continental crust?
a. it does not contain radioactive elements.
b. it mostly contains heavier and denser minerals than the mantle.
c. it efficiently transfers heat from the mantle to the surface.
d. none of the above

Which statement about glaciers is true? a. glaciers can only be found high up in mountains. b. glaciers have snow all year round, except during july. c. there are two types of glaciers: alpine and continental. d. glaciers can only be found near earth's north and south poles.

Paraguay is one of the only two countries in the americas that don't have a coastal border. the country is slightly smaller than california. it was under a military dictatorship for 35 years, ending in 1989; today it is a constitutional republic. most of the population is roman catholic, and over 60% of the people live in cities. its environment is threatened by deforestation and water pollution. which of the following facts from the paragraph above best describes an element of paraguay's culture? (apex)

Describe the characteristics of the nile river and the river’s importance to the people of egypt. write a paragraph of at least 5 complete sentences.