A 15,000 kg rocket traveling at +230 m/s turns on its engines. Over a 6.0 s period it burns 1,000 kg of fuel. An observer on the ground measures the velocity of the expelled
gases to be -1,200 m/s.
c. What impulse is applied to the rocket? Your answer will be in kg*m/s with no scientific
notation

Please help ASAP :)

The force needed to overcome static friction is usually less than that needed to overcome kinetic friction. true or false?

In this thread, i would like you to comment on the nature of light and how operation of telescopes. light has a duality of a particle and a wave; which one affects your life? also how does light interact with optics inside telescopic systems? answer these questions in two paragraphs. then respond the another students response.

If a nissan titan has a mass of 2,300 kilograms how many grams is that