Un bate de beisbol ejerce una fuerza promedio de 50n sobre una pelota durante 0.40s. ¿Qué impulso recibió la pelota? tras ser bateada una pelota de beisbol de 0.11 kg se separa de bate con una rapidez horizontal de 36m/s si el bate esta en contacto con la pelota por 0.5 s ¿Cuál es el valor de la fuerza horizontal promedio que ejerce el bate en la pelota?

Sarah and michelle work at a tech company that designs exercise apps. sarah tells michelle she has heard that james, their supervisor, interviewed with a competitor and may be leaving the company, which would open up a management position. what kind of power is sarah exerting?

Which best describes the first law of thermodynamics as compared to the second law of thermodynamics? a. the first law describes how thermal energy is conserved but not the direction it moves. b. the first law describes the direction thermal energy moves but not how it is conserved. c. the first law describes how thermal energy can be created but not how it can be destroyed. d. the first law describes how thermal energy can be destroyed but not how it can be created.

You throw a baseball directly upward at time =0 at an initial speed of 14.9 m/s. what is the maximum height the ball reaches above where it leaves your hand? ignore air resistance and take =9.80 m/s2.