Scientific Method
Branches of Chemistry
Matter
Characteristics
Lab Safety
100
Before there were Chemists, these people studied matter.
Who are Alchemists
100
Organic Chemists study this element which is the basis for all life on earth.
What is Carbon?
100
These two properties define matter.
What is has volume and has mass
100
Elements and compounds are examples of...
What is a pure substance
100
Cold glass looks exactly like this dangerous substance
What is hot glass?
200
This system of testing an educated guess that explains a phenomenon is called
What is the Scientific method
200
Inorganic Chemists focus on chemicals that do not contain this basic element
What is Carbon?
200
Properties such as mass and volume are known as?
What is an extensive property
200
These mixtures are not uniform and may have easily visable sections.
What is a heterogeneous mixture
200
This must be secured on your person before starting a lab. (2 of 3)
What is hair, clothing and jewelry
300
This is known as an Educated Guess
What is A Hypothesis?
300
This branch of Chemistry is focused on the processes that occur in organisms including Humans
What is Biochemistry?
300
Properties that do not rely on the size or amount of a sample are known as what?
What is an intensive property?
300
This type of change could be ripping a piece of paper and tenderizing a steak.
What is a physical change?
300
This is the amount of lab equipment that you are allowed to touch before being given instructions.
What is none of it.
400
Scientists change this in order to try different scenarios.
What is the Manipulated Variable
400
Rates of Energy use and transfer are the basis for this branch of chemistry.
What is Physical Chemistry
400
This state of matter has a definite volume but an indefinite shape is known as?
What is a liquid
400
This type of change could be as simple as digesting food or breathing in and out
What is a chemical change
400
This is the amount of food or experiments that you are allowed to eat in the lab.
What is None
500
Scientists observe how this changes to try and answer the hypothesis.
What is the Dependent Variable?
500
Chemists who study the composition of matter are known as
What is Analytical Chemists
500
This is the process by which a gas goes directly to a solid or vice versa.
What is sublimation
500
Solubility is known as a __________ property.
What is physical property
500
This is what happens when you have an accident in the lab
What is tell the teacher immediately and wait for further instruction.
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