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Matter
Question | Answer |
---|---|
Matter | Anything that has mass and takes up space |
What are some examples of matter? | Air, helium in a balloon, OXYGEN, clouds, raindrops, smoke, table, glass |
What are the two different types of matter? | Pure substance and mixtures |
What are the two different types of pure substances? | Elements and compounds |
What are the two different types of mixtures? | Homogeneous and Heterogeneous |
Pure Substance | Any ONE type of material that CANNOT be separated without changing the substance |
Element | Contain only ONE type of matter and they CANNOT be separated into simpler materials. They can be found on the periodic table. They have their own box on the periodic table. |
What are some examples of elements? | Gold (Au), Magnesium (Mg), Chlorine (Cl), Hydrogen (H) |
Compound | Contains more than one kind of matter that are chemically joined together and they CANNOT be physically separated |
What are some examples of compounds? | Baking Soda (NaHCO3), Vinegar (C2H4O2), Water (H2O) |
Mixture | A combination of two or more pure substances that are NOT chemically combined, they are physically combined. They can easily be separated by physical mean such as filtering, cooling, sorting, or heating |
Homogeneous Mixture (also known as a solution) | A mixture that is the same throughout. They are often solutions. |
What are some examples of homogeneous mixtures? | Whole Milk, Lemonade, Brass, Coca Cola |
Heterogeneous Mixture | A mixture that is NOT the same throughout |
What are some examples of a heterogeneous mixture? | Lucky charms cereal, Salad, Chicken noodle soup |
An element is a pure substance that contains only one kind of ________________? | Matter |
An element _____________ be separated into simpler materials. | CANNOT |
Over 100 existing elements are listed and classified on the ______________ ____________. | Periodic Table |
A compound is a pure substance that contains two or more kinds of _________________. | Matter |
The atoms are ____________________ combined in some way in compounds. Often times, they come together to form groups of atoms called molecules. | Chemically |
Compounds __________________ be separated by physical means. Separating a compounds requires a chemical reaction. | CANNOT |
The properties of a compound are usually __________________ than the properties of the elements it contains. | Different |
Mixtures contain two or more ___________________ or ___________________ NOT chemically combined | Elements or Compounds |
There is ____________ reaction between substances in a mixture. | NO |
Mixtures can be uniform (called ___________________) and are known as solutions. | Homogeneous |
Mixtures can also be non-uniform (called ____________________) | Heterogeneous |
Mixtures can be separated into their components by ___________________ or ___________________ means. | Chemical or Physical |
Is DIAMOND an element, compound, mixture, or none? (C) | Element - on the periodic table(only one capital letter) |
Is AIR an element, compound, mixture, or none? | Mixture - other gases in the air |
Is KRYPTON an element, compound, mixture or none? (Kr) | Element - on the periodic table (only one capital letter) |
Is WATER an element, compound, mixture, or none? (H2O) | Compound - made of more than one element and chemically combined |
Is AMMONIA an element, compound, mixture, or none? (NH3) | Compound - made of more than one element and chemically combined |
Is WOOD an element, compound, mixture, or none? | Mixture- you can get sap out of wood |
Is DRY ICE an element, compound, mixture, or none? (CO2) | Compound - made of more than one element and chemically combined |
Is SUGAR an element, compound, mixture, or none? (C6H12O6) | Compound - made of more than one element and chemically combined |
Is SULFURIC ACID an element, compound, mixture, or none? (H2SO4) | Compound - made of more than one element and chemically combined |
Is BISMUTH an element, compound, mixture, or none? (Bi) | Element - on the periodic table (only one capital letter) |
Is ALCOHOL (rubbing alcohol) an element, compound, mixture, or none? (CH3OH) | Compound - made of more than one element and chemically combined |
Is SALT an element, compound, mixture, or none? (NaCl) | Compound - made of more than one element and chemically combined |
Is BRONZE an element, compound, mixture, or none? | Mixture - if you heated bronze, it would turn back into tin and copper |
Is BAKING SODA an element, compound, mixture, or none? (NaHCO3) | Compound - made of more than one element and chemically combined |
Is MILK an element, compound, mixture, or none? | Compound - it just is |
Is GASOLINE an element, compound, mixture, or none? | Compound - it just is |
Is URANIUM an element, compound, mixture, or none? (U) | Element - on the periodic table (only one capital letter) |
Is A PAIL OF GARBAGE an element, compound, mixture, or none? | Mixture - you can physically separate everything |
Is ENERGY an element, compound, mixture, or none? | None - energy doesn't go into any of the three categories |
Is INK an element, compound, mixture, or none? | Mixture - ink is made up of two or more dyes |
Is TITANIUM an element, compound, mixture, or none? (Ti) | Element - on the periodic table (only one capital letter) |
Is IRON an element, compound, mixture, or none? (Fe) | Element - on the periodic table (only one capital letter) |
Is ELECTRICITY an element, compound, mixture, or none? | None - electricity doesn't go into any of the three categories |
Is POPCORN an element, compound, mixture, or none? | Mixture - popcorn is made of more than one substance |
Is A DOG an element, compound, mixture, or none? | Mixture - you can cut all the dog's hair and it would still be a dog |
Is GOLD an element, compound, mixture, or none? (Au) | Element - on the periodic table (only one capital letter) |
Is PIZZA an element, compound, mixture, or none? | Mixture - you can take the toppings and cheese and everything and separate it |
Pure Element | Only one type of atom present |
Mixture of two elements | Two types of uncombined atoms present |
Pure Compound | Only one type of compound present |
Mixture of two compounds | Two types of compounds present |
Is SUMMER SAUSAGE a heterogeneous mixture, homogeneous mixture, compound, or element? | Heterogeneous |
Is STEAM a heterogeneous mixture, homogeneous mixture, compound, or element? | Compound |
Is SALT WATER a heterogeneous mixture, homogeneous mixture, compound, or element? | Homogeneous |
Is PENCIL LEAD a heterogeneous mixture, homogeneous mixture, compound, or element? (C) | Element |
Is DIRT a heterogeneous mixture, homogeneous mixture, compound, or element? | Heterogeneous |
Is PEPSI a heterogeneous mixture, homogeneous mixture, compound, or element? | Homogeneous |
Is SILVER a heterogeneous mixture, homogeneous mixture, compound, or element? (Ag) | Element |
Is TOOTHPASTE a heterogeneous mixture, homogeneous mixture, compound, or element? (Na2HPO4) | Compound |
Is A BURRITO a heterogeneous mixture, homogeneous mixture, compound, or element? | Heterogeneous |
Is ITALIAN DRESSING a heterogeneous mixture, homogeneous mixture, compound, or element? | Heterogeneous |
Is CHICKEN SOUP a heterogeneous mixture, homogeneous mixture, compound, or element? | Heterogeneous |
Is LEMONADE a heterogeneous mixture, homogeneous mixture, compound, or element? | Homogeneous |
Properties of Matter (definition) | How we describe and classify matter |
Physical Properties (definition) | Can be observed or measured without changing the composition |
Intensive Properties (definition) | Properties that do NOT depend on the amount of the matter present |
Extensive Properties (definition) | Properties that DO depend on the amount of the matter present |
Chemical Properties (definition) | Properties of matter that may be measured by performing a chemical reaction. It changes the substance you're measuring into a new substance. |
Characteristic Properties (definition) | A property that helps identify the substance |
Density | Describes the relationship between the mass and volume of an object and how tightly packed the atoms or molecules are in a substance |
Is DENSITY a physical or chemical property? | Physical |
Is DENSITY an intensive or extensive property? | Intensive |
Hardness | Measures how difficult it is to scratch an object |
Is HARDNESS a physical or chemical property? | Physical |
Is HARDNESS an intensive or extensive property? | Intensive |
Elasticity | Measures an object's ability to be stretched and return to its original size. It gives object the ability to bounce without breaking. |
Is ELASTICITY a physical or chemical property? | Physical |
Is ELASTICITY an intensive or extensive property? | Intensive |
Brittleness | Measures an object's tendency to shatter upon impact |
Is BRITTLENESS a physical or chemical property? | Physical |
Is BRITTLENESS an intensive or extensive property? | Intensive |
Malleability | Measures how easy it is to pound something into thin sheets |
Is MALLEABILITY a physical or chemical property? | Physical |
Is MALLEABILITY an intensive or extensive property? | Intensive |
Tensile Strength | Measures how hard it is to break something by pulling. It is an important property of wires. |
Is TENSILE STRENGTH a physical or chemical property? | Physical |
Is TENSILE STRENGTH an intensive or extensive property? | Intensive |
Buoyancy | The force exerted on an object in a liquid is equal to the weight of the fluid displaced by the object. If the buoyant force is greater than its weight, the object floats. |
Is BUOYANCY a physical or chemical property? | Physical |
Is BUOYANCY an intensive or extensive property? | Intensive |
Viscosity | Measures how slowly a liquid pours |
Is VISCOSITY a physical or chemical property? | Physical |
Is VISCOSITY an intensive or extensive property? | Intensive |
Phase | The states in which matter can exist as a solid, liquid, or gas |
Is PHASE a physical or chemical property? | Physical |
Is PHASE an intensive or extensive property? | Intensive |
Conductivity (heat or electricity) | A measure of a material's ability to conduct an electric current (or heat) |
Is CONDUCTIVITY a physical or chemical property? | Physical |
Is CONDUCTIVITY an intensive or extensive property? | Intensive |
Solubility | A measure of one substance's ability to dissolve in a specific amount of another substance (at standard temperature and pressure) |
Is SOLUBILITY a physical or chemical property? | Physical |
Is SOLUBILITY an intensive or extensive property? | Intensive |
Magnetism | A physical property produced by the motion of electric charge, resulting in attractive and repulsive forces between objects |
Is MAGNETISM a physical or chemical property? | Physical |
Is MAGNETISM an intensive or extensive property? | Intensive |
Freezing Point or Melting Point | Freezing Point: The temperature at which the liquid freezes to become a solid. Melting Point: The temperature at which the solid melts to become a liquid. Freezing Point = Melting Point. |
Is FREEZING POINT/ MELTING POINT a physical or chemical property? | Physical |
Is FREEZING POINT/ MELTING POINT an intensive or extensive property? | Intensive |
Boiling Point (pressure and temperature are equal = boiling point) | The temperature at which the vapor pressure of the liquid equals the pressure surrounding the liquid changes into vapor (AKA a gas) |
Is BOILING POINT a physical or chemical property? | Physical |
Ductility (like tensile strength) | The ability in a material, like steel, to be drawn out into wires without breaking |
Is DUCTILITY a physical or chemical property? | Physical |
Is DUCTILITY an intensive or extensive property? | Intensive |
Mass | Amount of matter in an object |
Is MASS a physical or chemical property? | Physical |
Is MASS an intensive or extensive property? | Extensive |
Luster | The way light interacts with the surface of a substance. How bright it is or how it shines. |
Is LUSTER a physical or chemical property? | Physical |
Is LUSTER an intensive or extensive property? | Intensive |
pH | A measurement of how acidic or basic a substance is |
Is pH a physical or chemical property? | Chemical |
Volume | Amount of space a substance occupies |
Is VOLUME a physical or chemical property? | Physical |
Is VOLUME an intensive or extensive property? | Extensive |
Reactivity | The rate at which a chemical substance tends to undergo a chemical reaction |
Is REACTIVITY a physical or chemical property? | Chemical |
Ability to rust | The ability of a substance to react with oxygen and moisture to create a reddish, flaky coating |
Is THE ABILITY TO RUST a physical or chemical property? | Chemical |
Flammability | The ability of a substance to burn or ignite, causing fire or combustion |
Is FLAMMABILITY a physical or chemical property? | Chemical |
Toxocity | The degree to which something is poisonous |
Is TOXICITY a physical or chemical property | Chemical |