Describe two situations in which it is possible to double the mass of an object without changing the momentum of the object. Pls help I just want to pass the class://:

What is the final velocity of the initial velocity of 25 and -50?

70 give a real life example showing how sensory neurons work with the motor neurons

When electrons are added to the outermost shell of a carbon atom, it forms--an anion that has a larger anion that has a smaller cation that has a larger cation that has a smaller radius.