20 POINTS MULTIPLE CHOICE
if the mass on a skateboard doubled, but the net force on it remained constant, what would happen to the acceleration of the skateboard?
A) it would double
B) it would cut in half
C) It would be four times greater
D) it would be cut by a quarter

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 transfer of heat through the movement of a gas or liquid a. convection b. conduction c. radiation

The a992 steel rod bc has a diameter of 50 mm and is used as a strut to support the beam. determine the maximum intensity w of the uniform distributed load that can be applied to the beam without risk of causing the strut to buckle. take f.s. = 2 against bucklin