If a volcano's magma is high in silica, the volcano will probably

a. erupt quietly.

b. remain dormant.

c. erupt explosively.

d. produce dark-colored lava.

One of the advantages of solar energy is that it is A nonrenewable B nonpolluting C seasonal

The difference in elevation between two side by side contour lines on a topographic map is called

Who popularized the ideas of James Hutton? (A) George Cuvier (B) Charles Lyell (C) William Smith (D) Nickolas Heckel

Where is the vascular system located

Why are legal precedents, the English Magna Carta, and the writ of Habeas Corpus so important to law and government in New Zealand?

According to Alonso, Mexican nationalist ideology completely ignores the contributions of which group that was part of colonial Mexican society? A) European whitesB) African slavesC) CreolesD) conquered indigenous peoples

Planets travel at a constant rate around the Sun. a. True b. False

Why do the North and South pole experience seasons differently than the rest of the planet? Why do they have periods of continuous daylight or continuous darkness?

According to the International Astronomical Union, which of the following is one of the criteria for an object to classified as a Planet? Select all that apply.

What physical features are the five largest cities in the u. S. Near?