Abus carrying a band and all their equipment has an initial velocity of 14 m/s. it accelerates for 3seconds

When a light bulb shines, it gives off light energy and energy. a. heat b. potential c. chemical d. electrical

What is the name of the perceived change in a sound wave’s frequency due to motion between the observer and the sound source?

Acar traveling at a constant speed of 22.0 m/s passes a trooper hidden behind a billboard. one second after the speeding car passes the billboard, the trooper sets off in chase with a constant acceleration of 3.50 m/s2. how long does it take the trooper to overtake the speeding car? solve this problem by a graphical method. on the same graph, plot position versus time for the car and the trooper.