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Chemistry, 21.07.2019 22:00, staceyh146
99 ! 3 questions! i! i! i question 1 which of the following accurately shows how to calculate the weight of a 20-kg object? 20 kg x mass of the earth 20 kg x 9.8 m/s2 20 kg / mass of the earth 20 kg / 9.8 m/s2 question 2 a greyhound's velocity changes from 10 meters per second to 15 meters per second in 0.5 second. what is the greyhound's average acceleration? 5 m/s2 10 m/s 10 m/s2 15 m/s question 3 a sprinter can go from a state of resting to running at 7 m/s in just 3 seconds. what is the sprinter's average acceleration? 2.3 m/s2 3 m/s2 6.9 m/s 21 m/s
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99 ! 3 questions! i! i! i question 1 which of the following accurately shows how to calculate the...
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