Three components of vector a and vector b are: ax = +7.6 bx = −15.2 ay = -9.2 by = ? if vector b is a scalar multiple of vector a , what are the possible values of by ? a. 18.4 only b. all non-zero decimals c. all positive decimals d. all decimals greather than 9.2

The midpoints? a, b, and c are marked on the histogram. match them to the indicated scores. which? scores, if? any, would be considered? unusual?

During spring semester at mit, residents of the parallel buildings of the east campus dorms battle one another with large catapults that are made with surgical hose mounted on a window frame. a balloon filled with dyed water is placed in a pouch attached to the hose, which is then stretched through the width of the room. assume that the stretching of the hose obeys hooke's law with a spring constant of 89.0 n/m. if the hose is stretched by 5.80 m and then released, how much work does the force from the hose do on the balloon in the pouch by the time the hose reaches its relaxed length? unitst 3 number-1497 the tolerance is +/-5% open show work click if you would like to show work for this question:

Which of the following are used in an electrochemical cell? a. electrodes b. electrolyte c. terminals d. all of the above