A bungee jump has a starting height of 28 m and an ending
height of 2 m. The jumper has a
mass of 70 kg. How much elastic
energy does the jumper have at
the very bottom of the jump at
the moment of greatest bungee
cord extension?

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.

When an object is heated it contracts. a. true b. false

Of is j/kg·k. if a 2.6 kg of isk to k, is ?