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Physical Features
| Term | Definition |
|---|---|
| Matter | Measurable mass and volume… Takes up space |
| Atom | The smallest fundamental building blocks of matter , made up of protons, neutrons, and electrons. |
| Physical property | Characteristic of a substance that can be observed without changing its nature |
| Mass | The amount of matter and object contains |
| Volume | The amount of space and object takes up |
| Density | The amount of mass per unit of volume |
| Weight | The amount of gravitational force exerted on an object |
| Melting point | The temperature at which a solid turns into a liquid |
| Melting | Occurs when a solid turns into a liquid |
| Freezing | Occurs when a liquid turns into a solid |
| Freezing point | The temperature at which a liquid turns into a solid |
| Vaporization | Occurs when a liquid turns into a gas |
| Boiling point | The temperature at which a liquid turns into a gas |
| Condensation | Occurs when a gas turns into a liquid |
| Chemical Property | characteristic of a substance that can be observed only when substances interact and change |
| Physical change | no change in compoisition, changes are made to physical properties only |
| what type of change when a nail rusts | a chemical change |
| what does it mean when there is a physical change | matter changes size shape or form <3 |
| how does rust form | a chemical reaction between iron and oxegen |
| chemical change | a change in composition, forms a new substance |
| When you mix baking soda and and vinegar: what properties change during the event? | Texture, temp, Mass, Volume, Shape and state are the properties that change when you mix baking soda and vinegar |
| When you mix baking soda and and vinegar: what evidence of a chemical reaction are evident (if any)? | fizzing, formation of a gas is evidence of a chemical reaction when you mix baking soda and vinegar |
| When you mix baking soda and and vinegar: change in composition - YES or NO | YES there is a change in formation |
| When you mix baking soda and and vinegar: what is the type of change | chemical change happens when you mix baking soda and vinegar |
| share examples of a chemical change | examples of a chemical change are a rusty metal, making salt, digestion |
| share examples of a physical change | breaking a watermelon, ice cream melting, physical weathering, biting food, cracks on the patio |
| what does it mean when there is a physical change | when there is a physical change to means that matter has changes size, shape or form |
| How does rust form | rust forms through a chemical reaction between iron and oxygen |
| Which depends on gravity | Weight depends on gravity |