PLEASE HELP As kinetic energy increases, what happens to mass and velocity? Group of answer choices

only mass increases

only velocity increases

both increase

both decrease

Excuse ! extra points plus ! super desperate ! the position of an object does not move relative to a reference point. relative to the reference point the object _. a.) is not moving. b.) is moving.

Four objects each with charge +2.0×10−7c are located at the corners of a square whose sides are 2.0 m long. part a what quantities can be determined using this information? check all that apply. the electric force on a charged object placed at the center of the square. the mass of each object. the total electric potential energy of the system consisting of the four charged objects. part b find the electric force on a charged object placed at the center of the square.

Awave with a frequency of 500 hz is traveling at a speed of 100 m/s.what is the wavelength?