Answers: 2
Physics, 21.06.2019 21:20
Which of the following explains why it took so long for the public to accept the negative health effects of smoking? a)people were waiting for counter reasons, and those were presented.b)scientists had not completely finalized their results, which took 30 years.c)cigarettes were cheaply available and media channels were very inefficient.d)cigarette manufacturers were trying hard to bring an alternative into the market
Answers: 3
Physics, 23.06.2019 00:30
Arope has one end tied to a vertical support. you hold the other end so that the rope is horizontal. if you move the end of the rope back and forth with a frequency of 4 hz, the transverse wave you produce has a wavelength of 0.5 m. what is the speed of the wave in the rope?
Answers: 1
Physics, 23.06.2019 01:00
What is the role of the water cycle in maintaining freshwater levels in lake and rivers?
Answers: 1
Physics, 23.06.2019 01:30
)consider two positively charged particles, one of charge q0 (particle 0) fixed at the origin, and another of charge q1 (particle 1) fixed on the y-axis at (0,d1,0). what is the net force fâ on particle 0 due to particle 1?
Answers: 2
A star has an intrinsic frequency of 457.12 THz and an observed frequency of 472.88 THz. Identify th...
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