Protons are neutral particles in the nucleus of an atom
a. True
b. False
False
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Heavy metals can quickly move through ecosystems because they
A) are soluble in water as ions and as a few other compounds. B) quickly dissolve in the fats of animals. C) quickly become incorporated into sugars and starch. D) easily clump together and bind tightly to soil compounds.
In the sixteenth and seventeenth centuries, the doctrine of catastrophism was used to describe how the Earth had been shaped quickly by fast, violent catastrophes and was therefore very young
In the eighteenth century, James Hutton developed the principle of uniformitarianism, which stated that the Earth was shaped by small, gradual changes occurring over a long period of time, making the Earth much older. Which view (if either) is correct, and why? What will be an ideal response?
Catalytic converters are used to control emissions of ________
A) carbon dioxide and nitrogen gas B) carbon monoxide and nitrogen oxides C) carbon dioxide and nitrogen oxides D) carbon monoxide and sulfur dioxide
New Zealand's original human population probably arrived from:
A) Polynesia B) New Guinea C) Australia D) Southeast Asia E) Africa