More current will occur in a lamp when its filament is
A. cold.
B. hot.
C. either cold or hot.
D. none of the above
Answer: A
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What is the chemical relationship between rock and the sediments rock is weathered into?
A) They have the same chemical composition. B) The sediments consist of all the same minerals, divided into separate flakes. C) Most of the rock minerals dissolve; only a few harder minerals form sediment. D) Most of the same minerals are present in both.
Generally, each mass-movement event is classified by:
a. the type of material involved b. the type of motion c. the velocity of the movement d. the environment where the movement takes place e. all of the above
Identify all of the types of plate boundaries that are associated with active volcanism.
A. Transform B. Continent-Continent Convergent C. Ocean-Continent Convergent D. Ocean-Ocean Convergent E. Divergent
What percentage of energy comes from clean or modern renewable energy sources?
A) 9% B) 20% C) 14% D) 2% E) 6%