________ is the force that an object pushes back with when acted on by a force.
A. Friction
B. Magnetic force
C. Normal force
D. Vacuum force
Answer: C
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The density of air at standard room conditions is 1.2 kg/m3. Express the density in BG and U.S. Customary units. Show the conversion steps.
What will be an ideal response?
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What will be an ideal response?
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The main limit switch shuts the gas valve down when
A) the monthly BTU limit has been reached B) the house temperature reaches 80°F C) the heat exchanger area becomes overheated D) the blower motor overheats
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The floral foam used in floral design _____
A) needs soaking for 20 minutes B) needs to be secured to the pot with florist tape C) is punched with holes for the flowers D) none of the above
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