Columnar joints, which contain roughly hexagonal columns of basalt, form when lava flow cools.

a. true
b. false


Answer: a. true

Environmental & Atmospheric Sciences

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Which of the following questions must be answered in order to identify a functional region?

1. What specific characteristic defines a region? 2. What general characteristics define the area's identity? 3. What do people call the region? 4. What languages are spoken in the area? 5. What area is influenced by a node?

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Which of the following conditions is BEST for the formation of radiation fog?

A. clear summer night with a strong breeze B. clear winter night with a slight breeze C. cloudy summer night with a slight breeze D. cloudy winter night with a strong breeze

Environmental & Atmospheric Sciences

Invasive species typically have rapidly increasing population sizes because

A. they have very effective mechanisms for dispersal. B. they can live in a variety of habitats. C. they have few predators or diseases in their new location. D. All of the above are correct. E. None of the above is correct.

Environmental & Atmospheric Sciences

Discuss ways to control invasive species

What will be an ideal response?

Environmental & Atmospheric Sciences