Please help, quiz is timed, 25 points. Performers often impersonate the voice of famous personalities. However, even the best performer’s voice can be distinguished from the famous personality because each voice consists characteristic mixtures of .

Apersons beliefs and general outlook, which act like filters on the information they receive are called ?

Which body is in equilibrium? (1) a satellite orbiting earth in a circular orbit (2) a ball falling freely toward the surface of earth (3) a car moving with a constant speed along a straight, level road (4) a projectile at the highest point in its trajectory

Asailboat is traveling to the right when a gust of wind causes the boat to accelerate leftward at 2.5m/s2 for 4s. after the wind stops, the sailboat is traveling to the left with a velocity of 3.0m/s. assuming the acceleration from the wind is constant, what was the initial velocity of the sailboat before the gust of wind? answer using a coordinate system where rightward is positive.