A battery is charged by forcing ____ through it in a direction opposite to that of normal battery operation.

a. electrolytes
b. electrons
c. H+ ions
d. a current


d. a current

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What type of tree would you want to use to make paper for writing?

A) Fir B) Oak C) Pine D) Spruce

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Give The formula you should use to calculate the geometric tolerance at any produced size when a MMC material condition symbol is applied to an external feature, such as a shaft.

What will be an ideal response?

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What colors do carotenoids promote in fruits? What is the specific carotenoid responsible for red color in tomatoes?

What will be an ideal response?

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The time (T) and the frequency (f) of an AC waveform are related as:

A) complimentary proportional. B) inversely proportional. C) directly proportional. D) universally proportional.

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