Which two elements form most of Earth's core?
A) iron and nickel
B) iron and peridotite
C) iron and sulfur
D) iron and silicon
Answer: A
Environmental & Atmospheric Sciences
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If oil and tar sands are included, where is the largest oil field in the world located?
a. Saudi Arabia b. Canada c. Kuwait d. United Arab Emirates e. Venezuela
Environmental & Atmospheric Sciences
The reported amount of plastic pollution entering the oceans each year is ________ of the annual global production of plastic
A) less than 1% B) 1 to 5 % C) 5 to 10% D) 10 to 20% E) more than 20%
Environmental & Atmospheric Sciences
Most air pollution in the world is associated with
A. transportation and energy production. B. forest fires. C. nuclear power plants. D. agriculture.
Environmental & Atmospheric Sciences
Coal is the most abundant fossil fuel.
Answer the following statement true (T) or false (F)
Environmental & Atmospheric Sciences