Aplane traveled west for 4.0 hours and covered a distance of 4,400 kilometers. what was its velocity? 18,000 km/hr 1,800 km/hr, west 1,100 km/hr 1,100 km/hr, west

Agas expands from an initial volume of 0.040 m^3 and an initial pressure of 210 kpa to a final volume of 0.065 m^3 while its temperature is kept constant. how much work is done by the system?

James is trying to prove newton's 2nd law of motion. he tries to move four different objects with different masses, shapes, and sizes from point a to point b. the objects are a toy car, a car, a refrigerator, and a kitchen table. after some experimentation, he finds that force is dependent on the mass of the object, rather than it's size or shape. the object that takes the most force to move is the

If a balloon is taken outside on a very cold day, what will occur?