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Physics, 21.06.2019 23:00
The roller coaster from problem #1 then tops a second hill at 15.0 m/s, how high is the second hill? 91.5 m 79.2 m 80.0 m 68.5 m
Answers: 1
Physics, 22.06.2019 14:30
What conclusion can be made based on the temperature of soil when the light hits the soil at 0°, 45°, and 90° angles in section 2 of the experiment? did your results support your hypothesis? why or why not?
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Physics, 22.06.2019 15:30
At 20∘c, the hole in an aluminum ring is 2.800 cm in diameter. you need to slip this ring over a steel shaft that has a room-temperature diameter of 2.804 cm . 1. to what common temperature should the ring and the shaft be heated so that the ring will just fit onto the shaft? coefficients of linear thermal expansion of steel and aluminum are 12×10−6 k−1 and23×10−6 k−1 respectively.
Answers: 1
Physics, 22.06.2019 17:30
Convection currents are caused by differences in what two things?
Answers: 1
Abasketball seems flat after being left out in cold. once it warms up, it seems fine. explain why....
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