The total momentum of two marbles is .05 kg x m/s before they collide. No outside forces interfere with the marbles. What is the momentum of the marbles after the collision?

To travel at constant speed, a car engine provides 24kw of useful power. the driving force on the car is 600n. at what speed does it travel?

Waves are used in many practical applications to support work, entertainment, and health. one example is the use of ultrasound imaging to safely track the development of a growing fetus. what is a specific example of a practical application of waves in medicine, entertainment, safety, or other fields? provide a brief explanation of how the properties of waves are useful to that application.

Which one of the following research methods can show cause and effect