which launch will cause the highest speed when the pendulum bob passes the lowest point of its swing? (hint: neglect any air resistance)

Sarah and michelle work at a tech company that designs exercise apps. sarah tells michelle she has heard that james, their supervisor, interviewed with a competitor and may be leaving the company, which would open up a management position. what kind of power is sarah exerting?

11. you want to calculate the displacement of an object thrown over a bridge. using -10 m/s2 for acceleration due to gravity, what would be the total displacement of the object if it took 8 seconds before hitting the water?

Achlorine atom has 17 protons and 18 neutrons. what is its mass number? what is its atomic number?