Una caja de 25 kg se mueve durante 10 s. sobre una superficie horizontal , sin rozamiento a partir del reposo hasta alcanzar una velocidad de 50 cm/s ¿cuál es la magnitud de la fuerza neta que actúa sobre dicha caja?

Select the correct answer. what does the process of natural selection involve?

What do the atoms of elements in the same group have in common? a. they have the same atomic numbers. b. they have the same average atomic masses. c. they have the same number of electron shells. d. they have the same number of electrons in their outermost shells.

Asatellite with an orbital period of exactly 24.0 h is always positioned over the same spot on earth. this is known as a geosynchronous orbit. television, communication, and weather satellites use geosynchronous orbits. at what distance would a satellite have to orbit earth in order to have a geosynchronous orbit?