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Changes in matter D
Question | Answer |
---|---|
A greek philosopher__________ developed a theory about matter he said the smalllest peices of matter were called_______ | demicritus Atoms |
All_______ is composed of atoms | matter |
A british chemist ________ developed the theory that matter cosists fo atoms. he helped develop the | John Dalton pattern of periodic table of elements |
matter can exist in the form of what 3 things depending on temperature and pressure | solid,liquid,gas |
the way an object_____________________________ makes it diffrent form every other object | looks,feels,smells,tastes,melts,or frezzes |
all matter has certain __________ that allow us to distinguish on type of material from another | properties |
what 3 states of matter can water exist | liquid-water solid-ice gas-steam |
compare mass and volume | mass is the amount of matter an object contains colume is how much space a object takes up |
mass and colume are both what | phsical prpoerties |
besides mass,volume,and density,________,_______ are phiscal properties used to identify an object whether its _________,________,______ | color,shape,texture of an object ROUGH,BUMPY,SMOOTH |
a phsical propperty used to classify mineral and gems is______ | its shape. |
what determines how the mineral can be used | the properties of an object |
water vapor like ALL gases has__________ | no definite shape or volume |
_____________ of a particle type of matter can determine whether it exists as a solid,liquid,gas_____________ are 2 other phiscal properties of matter | the temperture the freezing piont and boiling pint |
NO __________________ have exactly the same properties | two substances |
when and solid material is heated and energy is added, what happens to the particle | they spread very far apart |
Then this material will become a _____________. eventually energy is added to overcome the attraction between particles turning this into a______ which the particles move about and freely and very rapidly | liquid gas |
solids and liquids ____________ than gases | more denser |
whys is the physical properties of conductivity significant | it helps us determine the materials that are best for transmittimg electricity or heat when we are trying to save energy |
the physical properties of matter determin what? | the uses we find in them |
name 2 examples of a physical properies that an artist might use | 1 the ability of one kind of matter to dissolve in another 2 the consistency of paint |
we can say, that more porous a material is ____________ | the more paint the substance will hold |
what 2 properties of matter did these paragraph discis about artist | texture and what the painting looks like |
what can we say about phsical properties of ceramic objects | they are made form nonmetallic and coduct heat better than plastic |
it has been proven that_________ has a better way producing ceramics with__________ physical properties than anything we can produce in a labotory | mollusks far supiors |
scientist use__________ to create arificial____________________ to learn about physical properties and devolpe advances in technology | mullusks bone and nonrusting building materials |
How do animals such as koala bears know what kinds of meterials possed the physical properties they need to survive these animals depend on | there instinctively aware propery they find in there organisims |
name 3 reasons why the koala bears chooses eucalyyptus tree for food and shelter | protection for sleep they eat it for food there body edapts |