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Gabi, Matter Chap 1

QuestionAnswer
What is matter made up of? atoms
smallest particle of a compound that still has the property of that compound molecule
Elements are made up what? atoms
What is made up of two or more elements combined together? compounds
amount of matter in an object mass
how much space an object takes up volume
A measurement of how fast particles of an object move temperature
anything that has mass and takes up space matter
true or false? All elements have specific characteristics and react differently with different elements. true
A good conductor of heat and electricity metal
elements that do not conduct heat or electricty nonmetals
elements that act like metals and nonmetals semimetals
the smallest part of an element that still has the properties of that element atom
atoms are made up of three things, what are they? protons, neutrons, and electrons
the idea that everything is made up of atoms atomic theory
_____________________________ can be observed, described, and measured, without changing the material physical property
this measurement changes depending on the gravity of the planet weight
mass is measured in what units? grams and kilograms
volume is measured in what unit? milliliters
this tool measures mass balance
this tool measures volume graduated cylinder
temperature is measured in two different units Farenheit, Celsius
what are the three states of matter solid, liquid, gas
true or false? Atoms in a solid do not move. false, all particles move
this substance has definite shape and definite volume solid
this substance has definite volume, but no definite shape liquid
this substance has no definite volume and no definite shape gas
this state of matter only occurs at very high temperatures? plasma
true or false? Melting point and freezing point are the same temperature true
change in matter where liquid becomes a solid freezing
change in matter where solid becomes a liquid melting
change in matter where gas becomes a liquid condensation
change in matter where liquid becomes a gas evaporation
different materials are placed together but maintain their own properties mixture
you can use ________________________ of a substance to separate it from a mixture physical properties
a mixture that is spread out evenly and will not settle solution
substance that is dissolved solute
substance that is doing the dissolving solvent
what are two ways you can make the solute in a solution dissolve quicker? stirring and heating
describes a substances ability to dissolve solubility
a change in matter that happens that does not create a new substance physical change
is crushing a piece of chalk with a hammer a physical or chemical change? Why? physical, the substance doesn't change
Are melting, freezing, evaporation, and condensation physical or chemical changes? physical
one or more types of matter change into other types of matter chemical change
what are some pieces of evidence of a chemical change? release of heat and light, change in color, new smell, gas bubbles, or formation of a solid
is metal rusting a chemical or physical change? why? chemical, it creates a new substance
what does higher temperature do to a chemical change? speeds it up
Created by: tmax57