Porfavor ayuden que es pa mañana :v Representa un sistem de referencia para los siguentes cuerpos que se mueven en linea recta ( Una dimension )
A) Cuerpo situado en S= 4m con movimiento sentido positivo
B) Cuerpo situado en S= -3m con movimiento sentido negativo
C) Cuerpo situado en S= 0m con movimiento en sentido negativo
D) Cuerpo situado en S= -1/2 com movimiento en sentido positivo

Explain vector addition, triangle method and parallelogram method

Which of the following statements is true about women and minorities in early psychology? a. in the early 20th century, numerous graduate schools recruited women and minorities to study psychology. b. opportunities in higher education were limited for women and minorities in the early 20th century due to discrimination. c. despite some obstacles, there were numerous employment opportunities for women and minorities. d. women and minorities were often selected to do academic research in an effort to make the field more diverse.

The system is released from rest with the cable taut, and the homogeneous cylinder does not slip on the rough incline. determine the angular acceleration of the cylinder and the minimum coeffi cient s of friction for which the cylinder will not slip.