Which of the following is associated with colloidal particles?
A) They are smaller than 1 nm.
B) They scatter light.
C) both a and b
D) neither a nor b
B
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The Bay of Pigs and the Cuban Missile Crisis refer to the same event
a. True b. False Indicate whether the statement is true or false
Particularly strong winds can generate a dramatic dust storm, which is consisting of:
a. suspended load b. dissolved load c. surface load d. both a and b
If such an isotope existed, which one would be best to use for establishing the age of an archeological site that is about 50,000 years old?
A. one with a half-life of 2,000 years B. one with a half-life of 200,000 years C. one with a half-life of 20,000 years D. one with a half-life of 2 million years
The ________ forms the relatively cool, brittle tectonic plates
A) asthenosphere B) eosphere C) lithosphere D) astrosphere