If a bowling ball ball was released from the 6th floor of a hotel room 22 meters from the ground, at what velocity would the ball be moving just before it hits the head of the man who is 1.5 meters tall? Solve using kinematic equations, unknown values, and SOHCAHTOA.

Which fators influence ocean currents

Laboratory experiments, observational field studies, and model-building are all examples of different forms of scientific investigations.  in what way do laboratory experiments primarily differ from other forms of scientific investigations?   a.  a laboratory experiment is the only accepted form of investigation within the scientific community.  b.  studies about how things behave in nature or studies involving very large objects are best answered through laboratory experiments.  c.  laboratory experiments involve the identification and control of variables.  d.  data can only be generated through laboratory experiments, not other forms of investigation.

The of a machine determines its "usefulness." a. input force b. output force c. mechanical advantage