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Unit 1 science
| Question | Answer |
|---|---|
| matter | anything that has mass or takes up space |
| mass | a measure of the amout of matter in an object |
| volume | a measure of how much space an object takes up |
| physical property | a characterisicof matter that can be observed and measered |
| magnetism | the ability of a material to be attached to a magnet without the need to touch a magnet |
| conductivity | ability for energy such as a electrical and heat to move through a material. |
| reflectivity | the way light bounces off of an object |
| solubility | the maximum amount of substance that can be dissolved by another substance |
| chemical property | a charateristic that can only be observed when thethe type of matter change |
| combustibility | the ability to burn |
| corrosion | metal breaking down or changing when it reacts with air or water. |
| nucleus | the centerof an atom that has most of its mass |
| proton | particle in the nucleus of an atom that carriey one unitof electric |
| neutron | particle in the necleus of an atom that has no electric charge |
| electrons | a particle in the space outside in the nucleuer that carries one unit of negative charge |
| molecule | a particle that contains more than one atom joined together |
| mixture | a physical combinaticn of 2 or more substances that are blended together without forming new substances |
| colloid | type of mixture where parts of one materiale are scattered though another block light, dont settle out |
| solution | mixture of substances that are so completely it looks the same every where |
| alloy | solution of a meatleand one other solid that is also a meatle |
| disillation | process of seperating part of a mixture through avaportion and condensaticn |