Find the velocity and position vectors of a particle that has the given acceleration and the given initial velocity and position. a(t) = 2t, et, e−t , v(0) = 0,0,1 , r(0) = 0,4, −5 . v(t) =

If you want to change the pitch of a sound, you have to change the

Carbon-14 is a radioactive element that undergoes beta decay. which force is responsible for allowing carbon-14 to become stable? electromagnetic gravitational weak nuclear strong nuclear

Amodel rocket with a mass of 0.212 kg is launched into the air with an initial speed of 84 m/s. how much kinetic energy will the rocket have at a height of 214 m? assume there is no wind resistance. 634 j 303 j