A rocket has a mass of 10,000kg with a 500kg satellite in its cargo hold. The rocket will place the satellite into Earth’s orbit. How much force is needed to accelerate the rocket and the satellite off the launch pad at 20m/s2?

Ateam of astronauts is on a mission to land on and explore a large asteroid. in addition to collecting samples and performing experiments, one of their tasks is to demonstrate the concept of the escape speed by throwing rocks straight up at various initial speeds. with what minimum initial speed vesc will the rocks need to be thrown in order for them never to "fall" back to the asteroid? assume that the asteroid is approximately spherical, with an average density p 3.84 x108 g/m3 and volume v 2.17 x 1012 m3 recall that the universal gravitational constant is g 6.67 x 10-11 n m2/kg2

According to the tide table below what time of day will the highest tide occur?

Aman throws a football straight into the air. as it rises, it slows down. which type of energy is the football gaining?