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Physics, 22.06.2019 04:00
Amodel rocket with a mass of 0.212 kg is launched into the air with an initial speed of 84 m/s. how much kinetic energy will the rocket have at a height of 214 m? assume there is no wind resistance. 634 j 303 j
Answers: 2
Physics, 22.06.2019 12:00
The sun’s mass is 2.0×10^ 30 kg, its radius is 7.0×10 5 km, and it has a rotational period of approximately 28 days. if the sun should collapse into a white dwarf of radius 3.5×10 3 km, what would its period be if no mass were ejected and a sphere of uniform density can model the sun both before and after?
Answers: 3
Physics, 22.06.2019 20:00
What is the name of the perceived change in a sound wave’s frequency due to motion between the observer and the sound source?
Answers: 1
Physics, 22.06.2019 20:30
Acold front traveling southeast collided with a warm front traveling northwest the following map shows the weather on monday the day the two fronts collided which of these describes the weather forecast for mississippi on tuesday and wednesday
Answers: 2
Calculate the momentum of the titanic (m = 4.2 x 10^7 kg) moving at 14 knots (1 my = 1.852 km/h)....
Mathematics, 01.11.2021 18:20
Mathematics, 01.11.2021 18:20
Mathematics, 01.11.2021 18:20
Mathematics, 01.11.2021 18:20
Mathematics, 01.11.2021 18:20
Mathematics, 01.11.2021 18:20
Mathematics, 01.11.2021 18:30
Mathematics, 01.11.2021 18:30
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