Elements, Compounds & Mixtures Elements Compounds MixturesGrab Bag General Science

Elements - 10 Made of only one type of particle Pure substance

Elements - 20 Each element has its own _______ properties. Characteristic

Elements - 30 Define element A pure substance that cannot be broken down into simpler substances by chemical or physical means

Elements - 40 List the three Major categories of elements Metals, Nonmetals & Metalloids

Elements - 50 What category of elements is not malleable? Nonmetals

Compounds - 10 CO 2 & H 2 O are examples of a …… Compound

Compounds - 20 Even though they are both formed from Hydrogen & Oxygen, Water(H 2 O) & Hydrogen Peroxide(H 2 O 2 ) have very different _____. Properties or Characteristics

Compounds - 30 Sodium – Na – (a soft metal that reacts with water violently) + Chlorine – Cl – (a greenish poison gas) = NaCl – Table Salt

Compounds - 40 This is known as the universal solvent because it dissolves a lot of substances. Water

Compounds - 50 Water molecules are attracted to other water molecules and it likes to stick to other substances. What are these two properties called? Adhesion & Cohesion

Mixtures - 10 Define mixture A combination of substances that are not chemically joined

Mixtures - 20 What word means the opposite of concentrated? Diluted

Mixtures - 30 List 3 ways to separate a mixture Distillation, magnetism, filtering

Mixtures - 40 Contrast solvent and solute. Solvent does the dissolving and solute gets dissolved

Mixtures - 50 Give an example of each type of mixture: gas in gas liquid in liquid solid in solid Air – Oxygen in nitrogen Antifreeze – alcohol in water Brass - zinc in copper

Grab Bag - 10 A mixture that consists of particles large enough to settle out is a _____. Suspension

Grab Bag - 20 A mixture in which particles are spread out & will not settle out is a _____. colloid

Grab Bag - 30 List 3 examples of colloids you could find in your refrigerator. Milk, Mayonnaise, Ketchup, Thousand Island Salad Dressing

Grab Bag - 40 List 3 ways to dissolve solid faster. Stirring, heating & crushing

Grab Bag - 50 How do you know that house paint is a suspension? It has to be shaken or stirred before using

General Science - 10 The pigment that makes green plants green Chlorophyll

General Science - 20 All living things are made of _______. Cells

General Science - 30 A cyclone is a weather phenomena that occurs on the Pacific Ocean. In the Atlantic Ocean it is called a _____. Hurricane

General Science - 40 Kg/m 3 is a unit to describe _____. Density

General Science - 50 The major ocean current that travels from Florida to the coast of North Carolina The Gulf Stream

Final Jeopardy Because a water molecule has a positive end and a negative end it is called a _____ molecule. Polar