Aboat moves with a speed of +2.5 m/s in a direction 25° north of east. if the mass of the boat is 15,000 kg, what is the momentum in the northward direction?

Jackson is designing a new heater, and he wants to experiment with different thermally conductive materials. which of these materials would be useful in conducting heat?

While you are driving in the lane next to the curb on a multi-lane road the car on your left suddenly moves toward you lane. they are about toy crash into your front fender. you

What is the difference between mass density and weight density?