as part of a college physics lab a car that is giving off a sound with a frequency of 350 hz is moving towards a group of students that are standing together not moving. the students measure the sound coming from the car as 385hz what is the speed of the car

Question 1(multiple choice worth 2 points) in order to be considered work, the components that must be present are • a force and a movement in the same direction as the force an action which causes movement and an opposite reaction an action which causes no movement or reaction a force and a movement in the opposite direction of the force