Which of these is an element?
a. water
b. potassium
c. sugar
d. salad

The consumption of fossil fuels could be

=force × distance a. work b. velocity c. pressure d. momentum

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.