For pure metals such as silver, copper and aluminum, the resistance of a conductor ____ as the temperature increases.

A. increases
B. decreases
C. remains unchanged
D. changes only slightly


Answer: A

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____________________ is the class that includes snakes, lizards, and turtles

Fill in the blank(s) with correct word

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Alpacas and llamas should be fed grass hay with _____ percent protein

a. more than 25 b. up to 50 c. only 10 to 12 d. roughly 75

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Two tools used for holding pipe and pipe fittings are the ____________________ and

____________________.

Fill in the blank(s) with the appropriate word(s).

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The PCM controls cam timing by use of ________

A) A variable chain tensioner B) A pulse width modulated (PWM) signal C) A reluctor regulator D) A variable spring

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