What force (magnitude and direction) does the spring exert on the object when it is a distance 0.030 mm below the equilibrium position, moving upward

Which statement is true? a. kepler's laws apply only to the motion of earth. b. kepler's laws can be used to predict eclipses. c. kepler's laws are true for a central force that is directly proportional to distance. d. kepler's laws can be deduced from newton's laws of motion and gravity.

In positive numbers less than 1, the zeros between the decimal point and a non-zero number are blank significant

Rohit is trying to tune an instrument