elements
Sec1.1
SEC1.2
Sec2.1
2.2And2.3
100
The chemical symbol for Gold.
What is Au?
100
The study of the composition of matter and the changes that matter undergoes.
What is Chemistry?
100
Formulate question, 2. Make a hypothesis, 3. Experimentation, 4. Analyze results, 5. Develop theories and revisit hypothesis
What is the five steps of the scientific method?
100
This greenhouse gas traps heat in our atmosphere.
What is carbon dioxide?
100
Vegetable soup is this kind of mixture?
What is Heterogeneous?
200
The chemical symbol for Sodium.
What is na
200
Two categories that Chemistry can be split into.
What is pure and applied?
200
The variable that changes.
What is the independent variable?
200
The three states of matter.
What are solid, liquid and gas?
200
Pizza is an example of this kind of mixture.
What is Heterogeneous?
300
The name for the chemical symbol O.
what is Oxygen?
300
Chemistry’s roots come from this.
What is Alchemy?
300
The variable being observed.
What is the dependent variable?
300
A change of state from gas to liquid.
What is condensation?
300
The process of breaking down a compound into its elements.
What is decomposition?
400
The name for the chemical symbol Pb.
What is lead?
400
Organic, Inorganic, Physical, Analytical, and Biochemistry.
What is the five branches of Chemistry?
400
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?
400
Color, hardness, malleability, etc..
What is a example of physical property?
400
Filtration, distillation, crystallization, and chromatography
What are the methods of separation?
500
One or two letter designation of an element.
What is a Chemical Symbol?
500
The change that is taking place when an iron object rusts.
What is physical change?
500
He suggested that Earth and other planets traveled around the sun.
What is Nicolaus Copernicus?
500
A change of state from liquid to gas.
What is vaporization?
500
Salt water is an example of this mixture.
What is Homogeneous?
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