Physics, 06.07.2019 16:00 mercedesamatap21hx0
A1000 kg weather rocket is launched straight up. the rocket motor provides a constant acceleration for 16 s, then the motor stops. the rocket altitude 20 s after launch is 5100 m. you can ignore any effects of air resistance. what is the rocket's speed as it passes through a cloud 5100 m above the ground? not sure what i'm doing.
Answers: 1
Physics, 22.06.2019 02:00
What is created when solids,liquids,an gases mix with one another
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Physics, 22.06.2019 13:00
Which of the following correctly describes what happens when an atomic bomb explodes? small pieces of fissionable material are joined and form a body with a mass greater than the critical mass, the relative number of neutrons escaping decreases, and a chain reaction and explosion result. large pieces of fissionable matter are brought together quickly and form a body with a mass smaller than the critical mass, the relative number of escaping neutrons increases, and a chain reaction and explosion result.
Answers: 2
Physics, 22.06.2019 17:30
Aparticle moves in a circle 1.50 m in radius . through what angle in radians does it rotate if it moves through an arc length of 2.50m? what is the angle in degrees?
Answers: 1
A1000 kg weather rocket is launched straight up. the rocket motor provides a constant acceleration f...
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