Which of the following would be considered applied research?
A. determining the lightest and strongest metal to be used for an airplane wing
B. determining how readily a metal corrodes in a wet environment
C. testing the strength of a piece of metal
D. examining how susceptible a metal is to bending
E. determining the melting temperature of a metal
Answer: A
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The majority of coal burned for electricity is consumed in
A. India. B. China. C. the United States. D. Japan. E. Trinidad and Tobago.
By definition, an ore is a mineral rich in valuable metals. To be considered as an ore means that the
A) metals can be economically extracted to yield a profit. B) metals are extremely valuable. C) deposit is very rich and abundant in valuable metals. D) metallic minerals are very abundant.
It is generally considered safe to talk on the phone during a lightning storm, as long as it is a corded telephone
Indicate whether the statement is true or false
The characteristic of a substance that makes it relatively resistant to changes in temperature is called ____________
Fill in the blank(s) with correct word