The lowest base level for most streams is sea level.

a. true
b. false


Answer: a. true

Environmental & Atmospheric Sciences

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The cracking and fracturing of a material subjected to stress is called:

a. Elastic deformation b. Ductile deformation c. Brittle deformation d. Plastic deformation

Environmental & Atmospheric Sciences

Undernourishment is most severe in ________ where food production per capita has ________ in the past 50 years

A) Latin America, decreased B) South East Asia, remained fairly constant C) Latin America, increased D) sub-Saharan Africa, remained fairly constant E) North Africa, decreased

Environmental & Atmospheric Sciences

Where was the El NiƱo phenomena first recognized?

A) California B) Peru and Ecuador C) Central America D) the Caribbean region

Environmental & Atmospheric Sciences

____________________ is the study of past geographical environments

Fill in the blank(s) with correct word

Environmental & Atmospheric Sciences