First introduced in 1962, early LEDs emitted high-intensity red light and were used as indicator lights for many years.

Answer the following statement true (T) or false (F)


False

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The Land Ordinance of 1785 provided for all of the following EXCEPT

A. money from land sales should be used to pay off the national debt. B. the land should be surveyed before its sale. C. the territory should be divided into townships six miles square. D. the 16th section should be sold to support education. E. slavery should be prohibited in the Old Northwest.

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____________________ are used to mount the crankshaft assembly into the crankcase.

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

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In the 1800s, people in Europe began to exchange ____________________ mice, which have different coat colors and patterns

Fill in the blank(s) with correct word

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What is a chiller?

A) A refrigeration system designed to cool liquid B) A refrigeration system designed to cool refrigerant C) A refrigeration system used to cool walk in freezers D) A refrigeration system designed to cool beer mugs

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