6the speed of a ball suspended by a rope of length 0.5 m, rotating one revolution each 2 seconds is: (S=2.pi. r/T)

0.55 m/s

0.82 m/s

1 m/s

1.57 m/s

22. the effect of threshold braking is to a cause skids. b. lock wheels. c. prevent locking of wheels. d. increase stopping distance.

Me pl give an example of a collision in real life. use the law of conservation of energy to describe the transfer of momentum. be sure and discuss the momentum before and after the collision occurs. you will need at least 3 sentences to thoroughly answer this question.

By what primary heat transfer mechanism does the sun warm the earth?