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34 Cards in this Set
- Front
- Back
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Matter |
What is everything in the universe made of? |
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The amount of matter in an object |
What is mass? |
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Inertia |
What is the term for resistance of an object to changes in its motion? |
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What is weight? |
A measure of pull of gravity on an object |
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Weight |
When matter moves from one place to another does its mass or wait change? |
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Gravity |
What is the name of force of attraction between all objects? |
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The amount of space occupied by an object |
What is volume? |
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Density=mass divided by volume |
What is the formula for calculating the density of an object |
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Kg |
What units are used to measure mass? |
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Newtons |
What units are used to measure weight |
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Volume of solid= m3 Volume of liquid= liters |
What units are used to measure solid volume? liquid volume? |
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g/L or g/m3 |
What are units are used to measure density? |
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Physical |
A property of matter that can be observed or measured without changing the matter identity is a __________ property |
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Density, solubility, malleability |
Name three physical properties of matter |
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Physical |
Our face changes a physical change or chemical change |
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Physical changes do not change the chemical properties of a substance. chemical changes do |
What is the difference between a chemical and physical changes |
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Flammability |
Name one chemical property of matter |
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Changing color oder, fizzing or foaming |
Name two ways a chemical change can be observed |
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Solid, liquid, gas, plasma |
Name the four phases of matter |
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Gases have lots of space between molecules liquids have less space solid have molecules tightly packed |
Describe the particle arrangement and solid liquid and gas |
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Temperature |
A measure of how fast the particles in an object are moving is |
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Pressure |
The amount of force exerted on giving area of a surface is called |
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Boyles Law |
Law states that the volume of gas is inversely be proportional to the pressure of gas when temperature is constant is |
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Solution |
A homogeneous make sure of two or more substances uniformly dispersed Direlle a single phase is a |
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Does solute gets dissolved the solvent does the dissolving |
What part of solution is the salute and what part is the solvent |
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Charles Law |
The law states that the volume of gas is directly proportional to the temperature of a gas when pressure is constant is |
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Liquid |
Which phase of matter has definite volume but no definite shape |
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Melting, freezing, evaporation, condensation, sublimation |
Identify the following changes of state: Solid to liquid is______liquid to solid is_______ liquid to gas is_____ gas to liquid is_______ solid to gas is _________ |
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Element |
A substance that cannot be separated or broken down into simpler substances by chemical means is a ______ |
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Different elements chemically combined |
What are compounds made of |
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Chemical reaction |
How can a compound be broken down |
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Atom Molecule |
The smallest unit of an element is a _______ the smallest unit of a compound is a ________ |
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Mixture |
A combination or two or more substances that are not chemically combined it's a |
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They are separated by physical means |
How are Mixtures separated |
