A1.0 104 kg spacecraft is traveling through space with a speed of 1200 m/s relative to earth. a thruster fires for 2.0 min, exerting a continuous force of 25 kn on the spacecraft in a direction opposite the spacecraft’s motion. calculate the initial momentum and the final momentum of the spacecraft.

Plss anybody know how to do this? ? i need the answers from a through d

Two technicians are discussing a resistance measurement between the can-h and can-l wires. technician a says this measurement should be done with the ignition switch in the "run" position. technician b states that a measurement of 0 ohms indicates an open in the network. which technician is correct?

Isobars are lines of constant or equal pressure on a weather map. they can be used to find areas of low or high pressure over a broad area, and they can tell us how intense the system may be. on weather maps, you may have noticed areas that have a large l or h over a region with lines circling around them. the l stands for low pressure and h stands for high pressure. the lines circling them are isobars. check out the pressure system and isobars over georgia and florida. what is the present weather in this area ? a) clear and sunny b) cold and cloudy c) changing weather d) lots of precipitation