When water is applied to a pool of gasoline, the gasoline will _____.
a. Float on the surface of the water
b. Dissolve
c. Sink beneath the water
d. Disperse
Answer: a. Float on the surface of the water
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Cars can be more fuel efficient by utilizing ultralight and ultrastrong materials in their design.
Answer the following statement true (T) or false (F)
The global temperature trend has been generally upward since the last ice age, but the rate of increase has recently
accelerated. a. True b. False
Most of a stream's kinetic energy is involved in eroding and transporting sediment
Indicate whether the statement is true or false
This figure has rock units and geologic features that are assigned letters that are not in any particular order. From the geologic relations, what is the oldest unit or feature of those listed below?
A. dike (unit D) B. old river channels (feature R) C. fault (feature F) D. lava flow (unit L) E. the canyon (feature N)