Nature of Science | ||
#1 | What are the three parts of a hypothesis? | If... Then... Because... |
#2 | What in class activity served as a model for the unknowns of science (e.g., deep space, atomic structure, origin of life on earth, etc.)? | THE BOX! |
#3 | What is a simple representation that allows scientists to explain their observations and make predictions? | Model |
#4 | What two branches of science fall under the umbrella of Physical Science? | Chemistry and Physics |
#5 | Who said ESSENTIALLY ALL MODELS ARE WRONG, BUT SOME ARE USEFUL? | George E. P. Box |
Atomic Theory | ||
#1 | What is the center of the atom called? | Nucleus |
#2 | What is the name of the negatively charged particle inside of an atom? | Electron |
#3 | Whose model of the atom is pictured below?![]() |
Bohr |
#4 | Who had an atomic model that was like PLUM PUDDING or CHOCOLATE CHIP COOKIE DOUGH | J. J. Thomson |
#5 | What was Murray Gell-Mann's contribution to atomic theory? | Quarks |
Periodic Table | ||
#1 | Are periods vertical or horizontal? | Horizontal |
#2 | What is the name of the vertical columns on the periodic table? | Groups (or Families) |
#3 | What gets added when you move down to the next period? | An Electron Shell |
#4 | What is the name of the family with completely filled electron shells? | Noble Gases |
#5 | What makes chlorine a violent element? | It needs an electron to have a full shell, so it will take the electron from anywhere. (It'll take an electron from kittens) |
Physical and Chemical Changes | ||
#1 | What type of mixture is the same throughout? | Homogeneous |
#2 | What is one sign of a chemical change? | New substance, color change, gas formed, temperature change, light given off |
#3 | Name a type of physical change. | Breaking, bending, mixing, phase change |
#4 | What is name of the phase change for when a solid turns to a gas? | Sublimation |
#5 | What is the name of the theory that describes the motion of elements in the different states of matter? | Kinetic Molecular Theory |
Physical Properties | ||
#1 | Which physical property does not depend on the amount of substance? Intensive or extensive? | Intensive |
#2 | What is the formula for density? | D = m/v |
#3 | What is the name for the temperature when a substance goes from a liquid to a gas? | Boiling point |
#4 | What is the density of a substance with a mass of 5 grams and a volume of 2 ml? | 2.5 ml |
#5 | What is the mass of 6 ml of barium if the density of barium is 3 g/ml? | 18 g |
Final Question | |
What is chemistry? | Chemistry is the study of matter, energy, and the interactions between them. |