Thomas goes into his room to do his homework. He turns on his desk lamp, which uses a 60-
watt (60 W)light bulb. After an hour he finishes his homework and reaches to turn off the
lamp. When he touches the top of the lamp, he notices that it feels warm. Why does the top of
the lamp feel warm?* mm
Some of the electrical energy was changed to heat.
O Some of the electrical energy was destroyed.
The light bulb used more watts than it needed to.
The light bulb was faulty and did not work correctly.
W
Answers: 2
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In terms of alternation of generations, the internal parts of the pollen grains of seed-producing plants are most similar to a ) moss sporophyteb) moss gametophyte bearing both male and female gametangiac) fern sporophyted) fern gametophyte bearing only antheridia
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Sexual reproduction in the parent cell will result in offspring with a) identical genetic information. b) half the genetic information. c) double the genetic information. d) four times the genetic information.
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Thomas goes into his room to do his homework. He turns on his desk lamp, which uses a 60-
watt (60...
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