Q1a. The nuclei of some isotopes are radioactive. Which of the following statements could apply to a radioactive nucleus? Tick one box.*
1 point
The nucleus will emit an atom.
The nucleus will emit light.
The nucleus will emit a neutron.
The nucleus will emit sound.

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.

Disney, viacom and aol time warner are examples of

Explain what happens at the saturation point when adding salt to water at room temperature.