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Matter Notes
Term | Definition |
---|---|
Accuracy | Being correct or precise. |
Calibration | Calibrating an instrument or experimental readings. |
Graduated Cylinder | A piece of laboratory equipment used to measure volume. |
International System of Measurement | An internationally accepted system of physical units. |
Liquid | Being in a state with a definite volume but no fixed shape. |
Mass | Being in a state with no definite shape. |
Matter | Anything that has mass and takes up space. |
Meniscus | A curved upper surface of a liquid in a tube. |
Newton: A unit of Measurement | The International System of Measurement (SI) unit of force. |
Precision | A fact of being precise and accurate. |
Triple Beam Balance | A mechanical balance. |
Unit | A quantity chosen in a state of terms of which other quantities may be expressed. |
Volume | The amount of space a substance or object occupies. |
Weight | A body's mass or the quantity of matter contained by it. |
Mixture | Matter that consists of two or more substances not chemically combined. |
Pure Substance | A substance made of only one kind of material having definite proportional amounts and properties. |
Element | The simplest type of pure substance. |
Compound | Two or more elements chemically combined. |
Homogeneous Mixture | Two or more substances not chemically combined, but appearing to be evenly blended. |
Heterogeneous Mixture | Two or more substances not chemically combined, and appearing non-uniform with physically distinct substances included. |
Balance | Equipment used to measure mass. |
Boiling Point | Temperature at which a liquid turns to gas. |
Brittle | Breaking into small pieces if bent or pressed. |
Calibrate | To mark off lines on measuring equipment for the desired unit. |
Centimeter Cubed | Cm3; A unit of volume derived from length times width times height. |
Chemical Property | A characteristic of pure substance that describes it's ability to change into different substances. |
Compress | To squeeze or press together. |
Condensation Point | Temperature at which a gas turns into a liquid. |
Conductor | A material that does not allow electricity or heat to pass easily. |
Density | An object's mass compared to it's volume. Mass divided by volume is density. |
Deposition | A gas changing into a solid without changing into a liquid. |
Dissolve | To break into pieces too small to be seen. |
Ductile | Able to be pulled into long, thin wires. |
Flexible | Able to bend without breaking. |
Freezing Point | Temperature at which a liquid turns into a solid. |
Gas | A state of matter having indefinite volume and indefinite shape with particles bouncing around not touching each other. |
Gram | An SI unit used to measure mass 1g=0.001kg there are 1000g in one kilogram. |
Gram per Centimeter Cubed | g/cm3; a derived unit used to measure the density of a solid. |
Gram per Milliliter | g/mL; a derived unit used to measure the density of a liquid. |
Insulator | A material that does not allow electricity or heat to pass through easily. |
Kilogram | The SI base unit used to measure mass. 1kg = 1000g |
Kinetic Theory | A physics theory that all matter is made of moving particles in random motion. |
Liter | The SI unit used to measure the volume of liquids. |
Luster | Shininess; the property of something that shines with reflected light. |
Magnetic | Material that is attracted to magnets. |
Malleable | Able to be hammered or pressed into flat sheets. |
Milliliter | An SI unit to measure the volume of liquids. 0.001 of a liter; there are 1000 mL in 1 Liter. |