You are given a vector in the xy plane that has a magnitude of 90 units and a y component of -65.0 units. (a) what are the two possibities for its x component ? (b) assuming the x component is know to be positive, specify the vector which , if you add it to the original one , would give a resultant vector that is 80 untis long and points entirely in the -x direction

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.

Argon is adiabatically compressed from an initial volume of 16 liters to a final volume of 2 liters. by what factor do the following quantities change? do they increase or decrease? (a) the rms speed (b) the thermal energy of the gas (c) the molar specific heat cv (d) the pressure

What is the measure of a change in an objects velocity?