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| a good guess of what could happen in a experiment. |
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" particles of matter that are in motion,(moving)" |
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Has a definite shape and volume examples of solids are, wood, ice, tables, desks |
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| are packed tightly together to form a more stronger bond |
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| Has a definite volume, but no shape. Takes on the shape of the container its poured into. Examples of liquids are, water, milk. |
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move easily to slide past each other, example- water, milk, |
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Does not have a definite shape or volume examples,-air,steam |
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are the least packed together-there freer to move around example-air, helium |
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the process by which a liquid becomes a gas without boiling examples of this would be,-sun, wind |
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Changes a substance from a gas back into a liquid. examples of this would be- dew, water droplets on a cold soda can. |
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IS A CHANGE IN STATE FROM A SOLID TO A GAS. EXAMPLE-DRY ICE IS SOLID CARBON DIOXIDE- WHEN EXPOSED TO WARM AIR FORMS A COLD GAS THAT LOOKS LIKE SMOKE- (WITHOUT MELTING) |
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| This is the temperature at which a substance that is placed over heat now, changes from a liquid to a gas. |
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Melting Point + Freezing Point |
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Melting point- is where any object goes from a solid to a liquid. Freezing point- is where an substance goes from a liquid to a solid. The melting point and freezing point of any substance are the same. |
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| characteristics of a substance that can be seen or measured without changing the substance into something else |
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CHANGES IN WHICH ONE OR MORE NEW SUBSTANCES ARE FORMED EXAMPLES,- BURNING, RUSTING, |
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| how a substance characteristics, can be identfied by,the color of there fame while burning. examples-sodium,-yellow flame, potassium-purple flame. |
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| THE ABILITY OF A SUBSTANCE TO REACT TO CHEMICALLY |
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| lAW OF CONSERVATION OF MATTER |
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| MATTER IS NEITHER CREATED OR DESTROYED DURING A PHYSICAL OR CHEMICAL CHANGE. |
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