Astudent measures the force required to stretch a spring a certain distance and produces a graph of distance vs force, pictured below. if the spring being measured obey's hooke's law, how much force will be needed to stretch the spring 17 cm?

Explain the comparisons between nature and packingtown that appears on pages 81 and 82 answer

You charge a parallel-plate capacitor, remove it from the battery, and prevent the wires connected to the plates from touching each other. when you increase the plate separation, what happens to the following quantities?

Abaseball is thrown from the outfield toward the catcher. when the ball reaches its highest point, which statement is true? (a)its velocity is not zero, but its acceleration is zero. (b) its velocity and its acceleration are both zero. (c) its velocity is perpendicular to its acceleration. (d) its acceleration depends on the angle at which the ball was thrown. (e) none of the above statements are true.