A Disgruntled physics student frustrated with finals releases hid tension by bombarding the adjacent building 13 m away with water balloons he fires one at 135° from the horizontal with an initial speed of 27.1 m/s acceleration of gravity is 9.8 m/s for how long is the balloon in the air

An object thrown vertically upward from the surface of a celestial body at a velocity of 36 m/s reaches a height of sequalsminus0.9tsquaredplus36t meters in t seconds. a. determine the velocity v of the object after t seconds. b. when does the object reach its highest point? c. what is the height of the object at the highest point? d. when does the object strike the ground? e. with what velocity does the object strike the ground? f. on what intervals is the speed increasing?

From center station, a train departs every 30 minutes on the fast line and a train departs every 50 minutes on the state line. if two trains depart from center station at 8: 00 a.m., one on each of the two lines, what is the next time that two trains, one on each line, will depart at the same time?

What is a carrier wave and how does it affect what you hear on the radio