What are persistent pollutants?

What will be an ideal response?


They are substances that break down very slowly after being released into the environment and can last for a very long time.

Environmental & Atmospheric Sciences

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Geologists gain understanding of the formation of magma and igneous rocks by making field observations, geochemical analyses, and laboratory experiments. Give an example of each

What will be an ideal response?

Environmental & Atmospheric Sciences

According to the following reaction, which molecule is acting as an acid? H3O+ + HSO4- ? H2O + H2SO4

A) H2SO4 B) H2O C) H3O+ D) HSO4- E) none of the above

Environmental & Atmospheric Sciences

Use the soil texture triangle to name the following by its correct texture class (named on Figure 28.2):



a) 17% sand, 28% silt, 55% clay:
b) 31% sand, 55% silt, 14% clay:

Environmental & Atmospheric Sciences

The process of breaking down rocks at Earth's surface into smaller pieces is called ________

Fill in the blank(s) with the appropriate word(s).

Environmental & Atmospheric Sciences