Biology, 18.11.2019 01:31 izquierdohannah
Which of the following arguments could be used to support the placement of the helicopter on a timeline before the invention of a radio amplifier even though both were invented in 1907?
• the helicopter was a major breakthrough in transportation that increased the ability to transport goods across the country.
•the helicopter is used to transport people in emergency situations to life-saving medical treatment.
•the helicopter expanded the role of aviation and led to greater research and development of air travel.
•the helicopter is more useful than radio amplifiers and would likely be used more by the public.
Answers: 2
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Select the correct answer from each drop-down menu. in an experiment, dr. travis examined the effects of calcium intake on osteoporosis, a condition that causes an increased risk of bone fractures. the amount of calcium is variable. the risk of bone fractures .
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Lactic acid and energy are produced in muscle cells during choose 1 aerobic respiration cellular respiration anaerobic respiration cellular division
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Which of the following arguments could be used to support the placement of the helicopter on a timel...
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