What is the mass of a baseball that has a kinetic energy of 100 j and travel at 5 m/s

Aturntable a is built into a stage for use in a theatrical production. it is observed during a rehearsal that a trunk b starts to slide on the turntable 10 s after the turntable begins to rotate. knowing that the trunk undergoes a constant tangential acceleration of 0.31 m/s2, determine the coefficient of static friction between the trunk and the turntable.

Amira pulls a 3 pound wagon 4 feet. how much work has she done?

In general what determines whether atoms will form chemical bonds?