The rock is tied to a string and swung in a circular path by a boy as shown. The radius of the circular path is 0.6 meters and
the rock makes 100 rounds in 1 minute. The velocity of the rock
is_m/s

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.

Which terms describe the purpose of antennas on devices that use radio waves? transmit and receivemodify and amplifyamplify and receivemodify and transmit

Wavelength,frequency,and energy are related.what happens to a wave as it’s wavelength gets shorter?