Question | Answer |
anything that has mass and takes up space | |
the amount of space taken up by an object | volume |
a unifying expression for a broad ranger of hypothesises and observations that have been supported by testing | theory |
a summary of many experimental results and observations | law |
what is used to measure weight | newton |
the curve at the surface of a liquid | meniscus |
the amount of matter in an object | mass |
a measure of the gravitational force exerted on a object | weight |
the tendency of an object to resist a change in motion | inertia |
property that can be observed or measured without changing the matter's identity | physical property |
amount of matter in a given volume | density |
a change that affects one or more physical properties of a substance | physical change |
when one or more substances are changed into new substances that have newand different properties | chemical change |
property that describes based on its ability to change into new matter that has different properties | chemical property |
any use of the senses to gather information | observation |
possible explanation or answer to a question | hypothesis |
any peices of information acquired through experimentation | data |
physical forms in which a substance exist | states of matter |
the state of matter that has a definite shape and volume | solid |
the state of matter that has a definite volume but takes the shape of its container | liquid |
a force that acts on the particles at the surface of a liquid | surface tension |
a liquid's resistance to flow | viscostity |
the state of matter with no definite shape or volume | gas |
measure of how fast the particles in an onject are moving | temperature |
amount of space that an object takes up | volume |
amount of force exerted on a given area of surface | pressure |
states that for a fixed amount of gas at a constant pressure, the volume of the gas is inversley related to the pressure | boyle's law |
states that for a fixed amount of gas at a constant pressure, the volume of the gas changes in the same way that the temperature does | charles's law |
the change of a substance from one physical state to another | change of state |
the change of state from a solid to a liquid | melting |
the change of a substance from a liquid to a gas | evaporation |
the change of a liquid to a vapor throughout the liquid | boiling |
change of state from a gas to a liquid | condensation |
pure substance that cannot be separted into a simpler substance by a physical or chemical change | element |
a substance in which there is only one type of particle | pure substance |
an element that is shiny that conducts heat and electricity well | metal |
an element that conducts heat and electricity poorly and appears dull | nonmetal |
an element that has properties of both metals and nonmetals | metalloid |
pure substance composed of two or more elements that are chemically combined | compound |
a combonation of two or more substances that are not chemically combined | mixture |
mixture that appears to be a single substance | solution |
the substance that is dissolved in a solution | solute |
the substance in which the solute has dissolved | solvent |
the amount of a particluar substance in a given quantity or a mixtute, solution or ore | concentration |
the ablility of one substance to dissolve in another ar a given temperature and pressure | soluability |
a mixture in which particles of a material are more or less evenly dispersed throughout the liquid or gas | suspension |
a mixture consisting of tiny particles that are intermediate in size between those solutions and those in suspensions and that are suspended in a liquid, solid, or gas | colloid |
is malleablity an example of a physical or chemical property? | physical property |
does a change in state indicate a chemical change? | no |
is density unique to each substance? | yes |
the particles in a solid--- in place | vibrate |
what kind of solids have repeating patterns of rows? | crystalline |
will a liter of gasoline boil at the same temperature as a mililiter of gasoline? | yes |
the particles of a --- solid have a three dimensional pattern | crystalline |