If the larger sphere represented S2-, the smaller sphere might represent which of the following?

A) K+
B) O2-
C) Mg2+
D) Al3+


C

Environmental & Atmospheric Sciences

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The IPAT model calculates the environmental impact of human activities based on ____.

A. policy, adaptation, and cultural traditions B. pollution, adaptation, and trade practices C. pollution, agriculture, and technology D. population size, agriculture, and trade practices E. population size, affluence, and technology

Environmental & Atmospheric Sciences

One result of wolf reintroduction in Yellowstone National Park is

A) increase in fine sediment in streams B) increased species diversity in prey species C) decreased species diversity in prey species D) regrowth of streamside vegetation

Environmental & Atmospheric Sciences

Of the compounds classified as carbohydrates, lipids, and proteins, which can be used by the body as fuels?

A) only carbohydrates and lipids B) only carbohydrates and proteins C) only lipids and proteins D) all of them

Environmental & Atmospheric Sciences

Sri Lanka as a whole is the most densely populated country in the Asian region

Indicate whether the statement is true or false

Environmental & Atmospheric Sciences