| A | B |
|---|
| Define Inertia: | The tendency of an object to resist any change in it's velocity |
| Define Chemistry: | Study of matter and it's changes |
| Define Potential Energy: | Energy of Position |
| If the speed of an object increases the kinetic energy ________. | increases |
| Define Kinetic Energy: | the energy of an object due to it's motion |
| What is the Law of conservation of Mass/ Energy: | Mass/Energy cannot be created or destroyed |
| How many significant digits are there in 568.19? | 5 |
| How many significant digits are there in 0.7130? | 4 |
| How many significant digits are there in 3920? | 3 |
| What is the metric unit for mass? | kilogram |
| What does a balance measure? | mass |
| Temperature is really a measure of _______. | molecular motion |
| What are the units of density? | grams/milliter |
| What is the boiling temperature of water in Celcius? | 100 C |
| Which is not a material: air heat water salt | heat |
| Is the dissolved carbon dioxide gas in a carbonated beverage a precipitate, solvent, solute or solution? | Solute |
| Which of the following consists of one or more phases: ice cubes salt liquid water banana split | banana split |
| what must a chemical change produce? | A new substance |
| what is an interface? | the layer between 2 types of solutions |
| Define Organic Substance: | A compound with the main component of carbon |
| How can you tell if something has gone through a physical change? | The parts have the same composition |
| Define Exothermic reaction: | A reaction where heat is released |
| Define Endothermic Reaction | A reaction where the heat is absorbed |
| What did Rutherford's Gold fiol experiment demonstrate | that atoms are mostly empty space |
| Which specific element are all the atomic masses based on? | Carbon 12 |
| Of s,p,d, and f which is spherical in shape? | s |
| elements within a vertical column have what simularities? | the last part of their electron configuration |
| How many electrons in an elements outter shell give the element chemical stability? | 8 |
| Which region on the periodic table are adding to the d sublevel | the transition elements |
| How many oxygens are in Al2(SO4)3 | 12 |
| Define Ion: | An atom or molecule that has lost or gained one or more electrons |
