Physics, 30.09.2019 10:30 achaney6733
The fast server in women's tennis is venus williams, who recorded a serve of 130 mi/h (209 km/h) in 2007 if her racket pushed on the ball for a distance of 0.11 m, what was the average acceleration of the ball during her serve?
Answers: 1
Physics, 22.06.2019 07:30
Quantum mechanics applies to subatomic, atomic, nanometer-size, and micrometer-size systems. nanometer, micrometer, and kilometer-size systems. atomic, nanometer-size, and micrometer-size systems. subatomic, atomic, and nanometer-size systems.
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Physics, 22.06.2019 08:30
Researchers determine that the biodiversity in a woodland region is declining. they identify two major threats to the region's biodiversity, a method to address each threat, and the expected outcome of each method. this information is shown in the table. a) reforestation would not benefit many species because most forest species live on the ground. b) reforestation would take the longest time to be effective because trees take several years to grow. c) biological augmentation would benefit only a few species because is is typically not very effective. d) biological augmentation would take less time to ve effective because it targets the majority of prey species.
Answers: 3
Physics, 22.06.2019 11:30
In order of decreasing light-transmitting capabilities of materials, which is the correct sequence? a. transparent -> translucent -> opaque b. opaque -> transparent -> translucent c. opaque -> translucent -> transparent d. translucent -> transparent -> opaque
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Physics, 22.06.2019 22:30
Which of these activities increases the amount of carbon in the atmosphere?
Answers: 1
The fast server in women's tennis is venus williams, who recorded a serve of 130 mi/h (209 km/h) in...
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