The fact that you can measure the volume of room temperature water with a beaker is a clue that room temperature water is in liquid form. if you keep raising the temperature of that water, it will eventually begin to boil, bubbling up and releasing steam. the steam is an example of what? a) a gas. b) a solid. c) a liquid. d) a super-heated liquid.

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.

Hen a gfci receptacle device is installed on a 20-ampere branch circuit (12 awg copper), what is the minimum volume allowance (in cubic inches) required for conductor fill for each conductor in the outlet box?

What is the force that opposes motion and works against the downward pull? a) friction b) gravity c) weight d) acceleration