Food can be kept fresher for a longer period of time since the invention of _____
A) the refrigerator
B) the microwave
C) the pressure cooker
D) pesticides
A
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List three types of power steering pumps that have been used on cars.
What will be an ideal response?
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____________________ components can be characterized as being active.
Fill in the blank(s) with the appropriate word(s).
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Low-speed networks operate at less than ________ bits per second
A) 5,000 B) 2,000 C) 8,000 D) 10,000
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Batteries are a good example of:
A) Conversion of electrical energy into heat energy. B) Conversion of heat energy into mechanical energy. C) Conversion of mechanical energy into electrical energy. D) Conversion of chemical energy into electrical energy.
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