A rocket is launched from rest and moves in a straight line at 70o above horizontal with an acceleration of 46.0 m s-2 (this acceleration include the effect of gravity). After 30.0 s of powered flight the rocket follows a parabolic path of a free-fall object. a) Find time of flight from launch to impact. b) What is maximum altitude reached

What’s #16 asking and how do i solve it?

Scientist have use computer models to create a series of maps that show how susceptible coastal cities in island countries are to the sea rising at different levels.the map shows that a 1 meter rise would swap cities all along the us eastern seaboard. a 6-meter sea level rise with sub merge a large part of florida. thermal expansion has already raise the oceans 10 to 20 centimeters the most likely cause,directly and indirectly, for such a rise in sea level is

Four identical lab carts each have a mass of 200 kg. different masses are added to the carts and the velocities are measured. all carts move to the right.