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science:matter
| Question | Answer |
|---|---|
| Rusting a nail physical or chemical change | chemical |
| Blowing up a ballon physical or chemical change | physical |
| what is difference between weight and mas | weight how much gravity, mass how of it there is |
| What is matter | something that has mass and takes up voulume |
| If i said that is red is that a physical or chemical propertie | physical |
| If i said the water changed color by itself is that a physixal or chemical propertie | Chemical |
| what is the difference between atom, element, compound,and mixture | Atom-the basic particle which elements are made Element-A pure substance that cant be broken down Coumpound-two or more elements chemically combines Mixture-made of 2 or more substances that are together but not chemically combined |
| what is a solid liquid gas | solid-a item where the molecules move slower and are scrunched together liquid- a fluid where the molecules move slower than gas but faster than solid and the molecules are barely moving around gas- the molecules move faster and are more spread apart. |
| Heteorgoneous and homogeonius mixture | Het is where you can see the diffrent parts hom cant see the difftrent parts |
| Endo thermic and exothermic | Endo thermic is when energy goes in and it gets hotter and exothermic is when energy goes out and it gets colder |
| what happens to the kinetic energy of and object getting colder;warmer | the kinetic energy gets slower and when it gets warmer the kinetic energy gets faster |
| What are the 2 measurments that are used to caculate density | Mass and voulume |
| If i mixed strawberries water and kool-aid. How could i separate them | 1 strainer strawberries and water 2 evaporation water koolaid |
| What are the 6 state changes of matter | freezing,melting,Sublimation, Deposition,condestation, vaporzation |
| Amorphous and crystalline solid | a- if you break it shatters c- if you break it breaks into little pieces |
| Boyle's and charles law | B=if the volume decreases the pressure increase C= has the item gets hotter the pressure increases |
| viscosity | A liquids Resistance to flow/thickness |
| surface tension | A pull on molecules in a liquid that brings them close together |
| Law of Conservation of Mass | Matter is not created nor destroyed,it only changes from one form to another |
| When different materials of different densities are mixed ... | They make layers |
Created by:
carnesl22
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