A car moves with an average speed of 45 miles/hour. How long does the car take to travel 90 m
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Physics, 03.04.2020 02:07 DnakMeme6e7272727272
A car moves with an average speed of 45 miles/hour. How long does the car take to travel 90 m
A. 2 minutes
B.
2 hours
C. 45 minutes
D. 45 hours
E
90 minutes
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Answers: 2
Physics, 22.06.2019 07:20
Samir watches a 100-minute movie on his spaceship. maria's spaceshipe flies in the same direction as samir's spaceship but she observes his move to last 125 minutes and his spaceship to be 40 m long. how long does samir observe his own spaceship to be? according to an observer on earth, planet x is stationary. maria and samir depart earth on their spaceships at the same time, each flying at 0.5c. maria flies toward planet x and samir flies in the opposite direction. according to maria, her voyage to planet x takes 9 years. how many years does marias voyage take according to samir?
Answers: 3
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