What happens to the velocity of the p-wave when it transitions from soft rock to dense oil

Power can be defined as a. the distance over which work was done. b. how much work can be done in a given time. c. all the work in an given area. d. the energy required to do work.

Dao makes a table to identify the variables used in the equations for centripetal acceleration. what quantities belong in cells x and y?

An alien spaceship is 500 m above the ground and moving at a constant velocity of 150 m/s upwards. how high above the ground is the ship after 5 seconds?