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| us department of transportation - transports hazardous materials |
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| units of quantitative data |
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| data based on observations (and opinionated and subjective) |
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| data based on numbers (objective) |
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| data based on watching, noticing, or observing |
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| substance that could cause damage or harm |
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| a substance that can cause infection or disease to lving organisms |
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| combo of multiple things that are not chemically bonded |
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| causes infection or disease to living organisms |
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| chemically wears away at solids |
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| able to catch fire when exposed to spark or change in temperature or pressure |
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| poison (self explanitory i hope) |
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| miscible in [insert substance here] |
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Definition
| ability to mix with [insert substance here] (used for liquids) |
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| the basic unit of all molecules. the atom is the simplest form that can not be broken down further. |
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| ability to conduct electricity |
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| how compact a material is (mass/volume) |
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| proof used to prove a hypothesis |
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| weather or not a material changes (i.e. gives off gass, changes color etc.) when exposed with another material (e.g. acid) |
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1/100 of a m^3
a unit of measurement used for volume (L*W*H) |
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| unit of measurement used for capacity |
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1/1000 of a liter
a unit of measurement used for capacity (see liter) |
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| how much space an object takes up |
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| how much stuff is in an object (the same as weight on earth... however, weight changes on other planets... mass never changes) |
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| gravitational pull on an object |
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| a person who works with/studies/designs substances |
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| a person manufactures (i.e. developes/processes/tests) substances |
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| exchange of one thing for another |
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| the stages that a product goes through (from being a raw material --> end of life |
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| raw materials --> manufacturing --> useful life (reuse> manufacturing) --> end of life (recycle>manufacturing) (throw away>landfill) |
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| natural substances (as found in nature) used to make product |
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| when the product is no longer useful, and is sent to one of two places: trash (landfill), or recycle (back to manufacture) |
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| the process of turning the raw material onto the product (e.g. forming a bottle from melted glass, and labeling the package) |
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| the time in which the product fulfills its purpose. after this, it can be reused if sent back to the manufacturer. |
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| unit used for measuring the mass of atoms (see atoms and mass cards for details) |
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| multiple or singlle atoms of the same kind bonded together (unless they are single, then they arent bonded) |
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| group of elements that share the same chemical properties (e.g. same number of valence electrons) (on the periodic table, a family is shown as columns) |
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| anything to the left of the line of demarcation on the periodic table. they are usually conductive. |
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| periodic table of elements |
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| the organization of all elements (see elements) |
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| a way to show atomic structure (e.g. H20 or NaCO) |
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| multiple atoms of different kinds bonded together |
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| a general statement describing multiple atoms of the same or different kinds bonded togetehr |
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| the force that holds or fuses two atoms together |
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| a solid substance that has been broken down into a liquid (see solute and solvent) |
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| very pure water. it is the steam from boiled water, turned back into water. |
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| water that comes from the ground |
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| an educated guess based on previously gathered data |
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| a solid that is being dissolved into a liquid (i.e. sugar is a solute of water) |
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| soluble in [insert substance here] |
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Definition
| able to dissolve in [insert substance here] (used for solids) |
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Definition
| the liquid that the solute (see solute) is being dissolved into. |
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| the substance that is made when the solute and the solvent are mixed together (i.e. the solution of sugar and water would be sugar water) |
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