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

scientists have discovered that hiv does not cause aids by the virus's direct effect on the host's immune cells, but rather through the cells' lethal influence on one another. researchers from the gladstone institutes have revealed that hiv does not cause aids by the virus's

b brown mice / white sand dunes

me and my friend did 2