GPS 3 Matter Test Review

Element Substance Atom Compound Matter Heterogeneous Mixture Homogeneous Mixture Anything that takes up space and has mass. A pure substance that is made up of only one specific type of atom. matter element

Element Substance Atom Compound Matter Heterogeneous Mixture Homogeneous Mixture The smallest particle of an element that has all the properties of that element. atom

Element Mixture Atom Compound Matter Heterogeneous Mixture Homogeneous Mixture A physical blend of at least two substances that does not have the same composition and properties throughout. Heterogeneous mixture

Element Substance Atom Compound Matter Heterogeneous Mixture Homogeneous Mixture A physical blend of at least two substances that does have the same composition and properties throughout. homogeneous mixture

Element Substance Atom Compound Matter Heterogeneous Mixture Homogeneous Mixture A substance containing more than one type of element which are chemically bonded. compound

Element Substance Atom Compound Matter Heterogeneous Mixture Homogeneous Mixture It has the same properties through out and is made of either elements or compounds substance

GPS 3 Matter Practice CH-2h element, compound or mixture?  concrete  iron filings  limestone(CaCO 3 )  orange juice with pulp  Pacific Ocean  air inside balloon  tap water  magnesium(Mg)  H 2 O  Mixture-hetero  Element  Compound  Mixture –hetero  Mixture- hetero  Mixture- homo  Element  compound

Classify the following as element, compound or mixture.  chlorine  air  silver  water  potassium  carbon dioxide  element  Mixture-homo  element  compound  element  compound

GPS 3 Matter Practice CH-2h Physical or Chemical? 1. The chalkboard is magnetic. 2. Oxygen is a gas. 3. Wood is flammable. 4. A ruby is red. 5. Copper conducts electricity. 1. P 2. P 3. C 4. P 5. P

GPS 3 Matter Practice CH-2h Physical or Chemical? 6. Sodium (Na) is a very reactive alkali metal. 7. Water (H 2 O) freezes at 0 degrees Celsius. 8. Silver (Ag) reacts with moisture to form tarnish. 9. Iron (Fe) reacts with water to form rust. CPCCCPCC

Identify the following as chemical or physical?  reactivity  melting point  combustibility  density  transparency CPCPPCPCPP

Identify the following as chemical or physical?  Frying an egg.  Sharpening a pencil.  Baking a cake.  An iorn nail rusting.  Ripping a piece of paper.  Pounding a piece of copper wire. CPCCPPCPCCPP

Density What phase of matter is most dense? What phase of matter is least dense? gas solid

Energy and Temperature  As the temperature increases, the energy _______________.  List the phases of matter in order of increasing energy. increasing Solid, liquid, gas

Phase Changes  Solid to liquid______________  Liquid to solid______________  Liquid to gas_______________  Gas to liquid_______________  Solid to gas________________  Gas to solid________________ melting freezing evaporation condensation sublimation deposition

What phases are present from A to B? What phases are present from B to C? What phases are present from C to D? What phases are present from D to E? What phases are present from E to F? Which area indicates the melting point of the substance? Which area indicates the boiling point of the substance? solid Solid & liquid liquid Liquid & gas gas B to C D to E

What is the boiling point and melting point of this substance? 75.0 o C boiling 12.5 o C melting

Heating Curve for Water What is the explaination of the “flat” segements on the graph? Simulation B A C D Energy of the particles is increasing and phase change is occurring.

Heating Curve for Water What phase or phases are present at D? Simulation B A C D gas

Heating Curve for Water What phase or phases are present at A? Simulation B A C D solid

General Phase Diagram What phase is label B? What phase is label C? Liquid Solid

A B C D E F G H I J K L M

What phase(s) of matter exists at the triple point?  Solid, liquid and gas coexist.

Is energy released or absorbed during these three phase changes?  evaporation  melting  sublimation

Is energy released or absorbed during these three phase changes?  Condensation  Freezing  deposition

Which state of matter has particles that are the closest together?  Solid

General Phase Diagram What phase change is happening if substance is changing from B to C? From B to D? freezing evaporating

According to the kinetic molecular theory, particles of matter are in constant _______.  Motion

What phase or phases are present at D? What letter corresponds to only gases being present? What is happening at B?

What is the melting point of this substance? About how many minutes did it take for this substance to begin to boil?

What phase is present at B? What take place if a substance changes from B to A? What take place if a substance changes from C to A? Turn in GPS 3 Measuring Stations Labs GOT

What phase or phases are present from B to C? What phase or phases are present at C to D? Does the phase at E to F or A to B have more energy?

Which state of matter has the particles with the greatest energy?  Gas

What is the freezing point of this substance? How many minutes does it take for the substance to begin to freeze?

What phase or phases are present at F? What phase change takes place from A to G? Will energy be gained or released?

Label the phase changes taking place.