Compute the heat loss of a facility with the following specifications. if the insider design temperature is 72f and the outside design temperature is 12f. 400' x 300' perimeter, 20' tall, no windows, six glass doors measuring 3' x 8', 8" solid cinder block construction, 1" metal insulated roof with an insulated ceiling, uninsulated slab floor. a. compute the total heat loss for this facility b. computer the total heat loss for this facility if 20 units of 4' x 8' double-pane glass windows were installed c. explain your results (50 words at least)

Astudent is given an assignment to demonstrate diffraction. he takes a photograph of a straw in a glass of water. the straw appears bent at the water level. which best describes this example? a) this is a good example of diffraction. b) this is an example of dispersion and not diffraction. c) this is an example of refraction and not diffraction. d) this is an example of reflection and not diffraction.

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.

Suppose while hauling rocks, you accidentally drop one. it breaks apart in flat, planar sections. what type of rock did you just drop? 20 points