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Matter Unit
| Question | Answer |
|---|---|
| Volume | Amount of space an object takes up |
| Matter | Has mass and takes up space |
| Meniscus | Curved line of a liquid |
| Regular-Shaped Object | Objects sides can be measured |
| Irregular-Shaped Object | Objects sides cannot be measured |
| Triple-beam Balance | Measures Mass |
| Spring scale | Measure Weight |
| Inertia | tendency of an object in motion to stay in motion |
| Graduated Cylinder | Measures volume of a liquid |
| Mass | Amount of matter in an object |
| Newton | Units for Weight |
| Grams | Units for Mass |
| Density | The mass per unit of volume of a substance |
| Solubility | ability of a substance to dissolve |
| Ductility | Ability to be pulled into a wire |
| Thermal Conductivity | rate at which a substance transfers heat |
| Magnetism | Property of a material to attract iron |
| Malleability | ability of substance to be pounded into sheets |
| Physical Change | A change of matter from one form to another |
| Weight | Measure of gravitational force on an object |
| What units are used for liquid volume? | Liters or Milliliter |
| Specific Heat | Amount of energy needed to change the temperature of something |
| Low specific Heat | Little Energy to heat up. Heats up fast. Ex: Metal |
| Hight Specific Heat | More Energy to heat up. Heats up slow. Ex: wood |
| Chemical Property | Ability to change into a new substance with different properties |
| An iron nail reacts with _________ to rust. | Oxygen in the air |
| Why are chemical changes hard to reverse? | Because they change the identity of the matter. |
| Flammability | Ability of a substance to burn |
| In a density coloumn, the most dense layer would be found where? | The bottom |
| Reactivity | two substances combine to make one substance |
| Electrolysis | Breakdown of Water |
| Percipitate | Cloudy substance formed when mixing two substances |
| Strength | how much Stick-togetherness a material has |
| Hardness | ability of a substance to be scratched |
| Electrical Conductivity | How freely charges (electricity) move through a substance |
| Boiling Point | Temperature at which a liquid goes to a gas |
| Melting Point | Temperature at which a solid goes to a liquid |
| What are the units used for Density? | g/cm3 |
| What are the units used for mass? | grams (g) |
| What are the units used for volume? | cm3 (cubic centimeters) |
| What is the density formula? | D= m/v |
| What is the formula used for mass? | M = VxD |
| What is the formula used for volume? | V= m/D |
| What are the five signs that a chemical change has occured? | 1. Change in color 2. Change in odor 3. Release of energy as sound, heat, and light 4. Release of bubbles 5. Clouding of mixture |
| Flexibility | ability to bend without breaking |
| Has a definite shape | Solid |
| Has no definite shape or size and fills its entire container? | Gas |
| Formula used to find the volume of a regular-shaped object | Length x Width x Height |
| How do you find the volume of an irregluar-shaped object | Using a Graduated cylinder to measure water displacement. 1. Fill up and measure 2. object in and measure 3. subtract the two volumes |
| Chemical or Physical Change Iron Rusting | Chemical Change |
| Chemical or Physical Change Melting ice cream | Physical Change |
| Chemical or Physical Change Pouring Juice | Physical Change |
| Chemical or Physical Change Burning paper | Chemical Change |
| Chemical or Physical Change Vinegar reacting with baking soda | Chemical Change |
Created by:
kendra.parker
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