Please help 100 word max Be sure to

* clearly state your controlling idea

* organize and develop your explanation effectively

* choose your words carefully

* use correct spelling, capitalization, punctuation, grammar, and sentences

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.

What is the speed of an object at a given moment?

Why is the energy that results from a roller coaster's position at the top of a hill referred to as potential energy?