A rope pulls a 72.5 kg skier up a 21.7° slope with Ik 0.120.
The rope is parallel to the slope,
and exerts a force of 383 N. What is
the acceleration of the skier?
(Unit = m/s2)
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If a sphere and a cure have the same mass and are propelled up a ramp with the same force, which would travel father up the ramp? explain.

An object is 10. cm from the mirror, its height is 3.0 cm, and the focal length is 2.0 cm. what is the image height? (indicate the object orientation by including the + or - sign with the answer.) hi = cm +1.33 -1.33 +0.75 -0.75

Within a pendulum, as potential energy decreases, energy increases. a. heat b. kinetic c. frictional d. gravitational