President Polk made this effort to avoid war with Mexico.

a.

negotiating with Mexico

c.

buying the territory from Mexico

b.

sending in the Army

d.

creating an embargo of Mexican ports

Which country endured a war during the 1960s? A. Korea B. Burma C. Vietnam D. Thailand

What is the minimum number of seismograph stations needed to determine precisely where an earthquake has occurred?

15. What type of instrument measures seismic waves?

In general, where do earthquakes and volcanic eruptions occur?

2. Trilobites are useful as index fossils, because each species existed for a. long period of time over a wide geographic range. long period of time over a small geographic range. short period of time over a wide geographic range.

5 3/8 + (6 3/4 - 4 1/8)

Which is accurate of the urban poor? A. They're often rural migrants with no title to housing or rights to established businesses. B. They live in apartment complexes. C. They have access to healthcare and obtain an education. D.

De ce sunt vulcanii activi in america?

How does still water affect glaciations?

What does lava become when it cools A. obsidian B. Basalt C. granite D. all lava could become either for of igneous rock