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Elements
1.1
1.2
2.1
2.2 & 2.3
100
One or two letter designation of an element.
What is a Chemical Symbol?
100
The study of the composition of matter and the changes that matter undergoes.
What is Chemistry?
100
The variable that changes.
What is the independent variable?
100
The three states of matter.
What are solid, liquid and gas?
100
Filtration, distillation, crystallization, and chromatography
What are the methods of separation?
200
The name for the chemical symbol O.
What is Oxygen?
200
The change that is taking place when an iron object rusts.
What is a physical change?
200
The variable being observed.
What is the dependent variable?
200
This greenhouse gas traps heat in our atmosphere.
What is carbon dioxide?
200
The process of breaking down a compound into its elements.
What is decomposition?
300
The chemical symbol for Sodium.
What is Na?
300
Two categories that Chemistry can be split into.
What is pure and applied?
300
1. Formulate question, 2. Make a hypothesis, 3. Experimentation, 4. Analyze results, 5. Develop theories and revisit hypothesis
What are the five steps of the scientific method?
300
A change of state from gas to liquid.
What is condensation?
300
Pizza is an example of this kind of mixture.
What is Heterogeneous?
400
The chemical symbol for Gold.
What is Au?
400
Organic, Inorganic, Physical, Analytical, and Biochemistry.
What are the five branches of Chemistry?
400
He suggested that Earth and other planets traveled around the sun.
Who was Nicolaus Copernicus?
400
A change of state from liquid to gas.
What is vaporization?
400
Salt water is an example of this mixture.
What is Homogeneous?
500
The name for the chemical symbol Pb.
What is lead?
500
Chemistry’s roots come from this.
What is Alchemy?
500
Name the independent and dependent variables in a study about how the amount of sleep affects a test score.
What is the amount of time sleeping? What is the test scores?
500
Color, hardness, malleability, etc..
What is an example of physical property?
500
Vegetable soup is this kind of mixture?
What is Heterogeneous?