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105. Comet Halley will be travelling about 1.5 km/s (almost 1 mile per second) in 2023...

Question:

105. Comet Halley will be travelling about 1.5 km/s (almost 1 mile per second) in 2023 when it reaches aphelion. When it reac
105. Comet Halley will be travelling about 1.5 km/s (almost 1 mile per second) in 2023 when it reaches aphelion. When it reaches perihelion in 2061, it will be sixty times closer to the Sun, so its speed will be about: (conserve angular momentum) a. 1.5 km/s b. 90 km/s c. 5400 km/s d. 0.025 km/s e. 0.0004 km/s 106. If a force of 500 N is exerted on a 25 kg mass, what is the resulting acceleration? a. 12500 m/s2 b. 0.05 m/s? c. 20.0 m/s? d. 400 m/s2 107. If an orbiting satellite has a constant speed in orbit, and is well above Earth's atmosphere, it a. has a circular orbit b. is constantly being accelerated c. is not subject to any force d. must keep a rocket firing to keep up its speed e. "a" and "b" are correct

Answers

105. x160 1.5kmts x V mis V + apbalion pen helion momentum conserving angular angular Initial momentum こ mx 1.5x x fioal angu

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