Physics, 14.03.2020 04:21 netflixacc0107
A person throws a marble straight up into the air, releasing it a short height above the ground and catching it at that same height. If air resistance is negligible, which of the following graphs of position y versus time t is correct for the motion of the marble as it goes up and then comes down?
a. Up then down (straight)
b. Upside down parabola
c. Pointed curve
d. Weird thing
e. Reflection of weird thing
Answers: 3
Physics, 21.06.2019 20:00
You notice a very one-dimensional-thinking snail crawling along one rail of a railroad track. naturally, you remove it to a safer place. but before you do, you observe it as it moves from position xi = -92.9 cm to position xf = -64.9 cm along the rail, as measured from a point where one rail abuts the next. what is the snail\'s displacement δx in centimeters?
Answers: 1
Physics, 22.06.2019 10:00
Abookcase has a mass of 38 kg and the coefficient of friction between it and the floor is 0.82 what is the maximum force of friction between the bookcase and the floor a 372n b 305n c 412n d 449n
Answers: 1
A person throws a marble straight up into the air, releasing it a short height above the ground and...
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