In music, the note (A) above middle C has a frequency of 440 Hz. Suppose that note is played in the air where the velocity of sound is 350 m/s; what is the wavelength of the sound wave?

Anne applies a force on a toy car and makes it move forward. what can be said about the forces acting on the toy car at the moment anne applies the force?

Amarble, a bowling ball, a basketball, and a baseball are rolling across the floor at 10 m/s. which one has the greatest kinetic energy? the marble the bowling ball the basketball the baseball

In a system, when potential energy decreases, then entropy also decreases. true false