Physics, 29.07.2019 17:20 Jharsh2300
An 84.0 kg sprinter starts a race with an acceleration of 1.76 m/s2. if the sprinter accelerates at that rate for 11 m, and then maintains that velocity for the remainder of the 100 m dash, what will be his time (in s) for the race?
Answers: 3
Physics, 21.06.2019 16:00
Why does the input force have to be greater than the force needed to lift the bale?
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Physics, 21.06.2019 22:00
Animals respond in various ways to stimuli detected through their senses. some of these responses are stimulated by the presence of danger. which of these animal responses is the best example of a response to an immediate threat? a) a rooster crows every morning at the first sign of light. b) as something approaches an octopus, it shoots a cloud of ink. c) from late fall until spring, bears hibernate to preserve energy. reactivate d) a dog is getting hot in the sunlight, so he moves to a shaded area.
Answers: 2
Physics, 22.06.2019 15:00
You hang a book bag on a spring scale and place the bag on a platform scale so that the platform scale reads 23.7n and the spring scale reads 13.8n. what is the magnitude of the force that earth exerts on the bag?
Answers: 1
An 84.0 kg sprinter starts a race with an acceleration of 1.76 m/s2. if the sprinter accelerates at...
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