Pl help quick 25 points Five friends were talking about forces. This is what they said. Which friend do you agree with the most? *
Rae: I think a push is a force and a pull is something else.
Scott: I think a pull is a force and a push is something else.
Yolanda: I think a force is either a push or pull.
Miles: I think forces are neither pushes nor pulls. I think they are something else.
Violet: I think pushes and pulls are forces, but there is also another type of force that just holds things in place.

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:

In which situation has the independent variable for the experiment been changed? check all that apply. changed from counting the number of duckweed at day 0 and day 14 to counting them every day changed from testing duckweed growth in beakers to testing duckweed growth in large outdoor tanks changed from testing the effect of ph on duckweed growth to testing the effect of light levels on duckweed growth changed from testing the effect of acid ph on duckweed growth to testing the effect of basic ph on duckweed growth

Which of the following is an example of units for speed