How would you classify the following material? swimming pool water

A) homogeneous mixture
B) heterogeneous mixture
C) a pure element
D) a pure compound
E) depends on how many children have been in it


A

Environmental & Atmospheric Sciences

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Bacteria and fungi are typically categorized as which of the following ecosystem components?

a. Autotrophs b. Producers c. primary consumers d. tertiary consumers e. Decomposers

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Which of the following is NOT an essential component of sustainable development?

A. Increasing reliance on renewable resources B. A marked decrease in military spending C. Low birth and death rates D. A broader sharing of the benefits of development E. All of these are components of sustainable development

Environmental & Atmospheric Sciences

The smallest temperature increases due to global warming are expected in the middle latitudes

Indicate whether the statement is true or false

Environmental & Atmospheric Sciences

What change has occurred in the number of environmental refugees between 1995 and 2011?

A. increased greatly B. remained the same C. decreased D. barely increased

Environmental & Atmospheric Sciences