ion
Atom or group of atoms with one or more positive (1) or negative (2) electrical charges. Compare atom, molecule.
Subject:
Chapter 3 - Science, Systems, Matter & Energy
input
Matter, energy, or information entering a system. Compare output, throughput.
Subject:
inorganic compounds
All compounds not classified as organic compounds. See organic compounds.
Subject:
inductive reasoning
Using observations and facts to arrive at generalizations or hypotheses. It goes from the specific to the general and is widely used in science. Compare deductive reasoning.
Subject:
hydrocarbon
Organic compound of hydrogen and carbon atoms. The simplest hydrocarbon is methane (CH4), the major component of natural gas.
Subject:
high-waste society
See high-throughput economy.
Subject:
high-throughput economy
Situation in most advanced industrialized countries, in which ever-increasing economic growth is sustained by maximizing the rate at which matter and energy resources are used, with little emphasis on pollution prevention, recycling, reuse, reduction of unnecessary waste, and other forms of resource conservation. Compare low-throughput economy, matter-recycling economy.
Subject:
high-quality matter
Matter that is concentrated and contains a high concentration of a useful resource. Compare low-quality matter.
Subject:
high-quality energy
Energy that is concentrated and has great ability to perform useful work. Examples are high-temperature heat and the energy in electricity, coal, oil, gasoline, sunlight, and nuclei of uranium-235. Compare low-quality energy.
Subject:
heat
Total kinetic energy of all the randomly moving atoms, ions, or molecules within a given substance, excluding the overall motion of the whole object. Heat always flows spontaneously from a hot sample of matter to a colder sample of matter. This is one way to state the second law of thermodynamics. Compare temperature.
Subject:
Pages
Need Help?
We hope your visit has been a productive one. If you're having any problems, or would like to give some feedback, we'd love to hear from you.
For general help, questions, and suggestions, try our dedicated support forums.
If you need to contact the Course-Notes.Org web experience team, please use our contact form.
Need Notes?
While we strive to provide the most comprehensive notes for as many high school textbooks as possible, there are certainly going to be some that we miss. Drop us a note and let us know which textbooks you need. Be sure to include which edition of the textbook you are using! If we see enough demand, we'll do whatever we can to get those notes up on the site for you!
