Awrecking ball has a mass of 650 kg. it swings from a cable that is 21 m long. the centripetal force on the ball is 56 n.

what is the tangential speed of the wrecking ball?

1.3 m/s
1.8 m/s
46 m/s
870 m/s

Which geologic feature would most likely be represented by contour lines john far apart from one another? a cliff a hill a plain a valley

Urgent. the table shows the relative blood flow through some organs in the human body that is, the percentage of blood that flows through a given organ, through which organ(s) does all the blood flow? explain the effect of exercise on blood flow to skeletal muscles.

Restless tectonic plates move (shift) between one and fifteen centimeters per year month day minute