General
What is matter?
Anything that has mass and takes up space
A tentative explanation or educated guess
Hypothesis
They type of data that is described by the 5 senses
Qualitative
Contacts should be worn in the laboratory because they protect your eyes. T/F
False
Branch of chemistry that deals with Carbon compounds
Organic
What is Chemistry?
The study of matter and the change it undergoes
Anything in an experiment that can change
Variable
Minimum times you should perform a trial
At least 3
Where should you point the mouth of a test tube when heating it over a Bunsen burner?
Away from people
Research that is initiated to solve a specific problem
Applied research
What is a substance?
Matter that has a distinct composition
A variable that a scientist does not allow to change in an experiment
Control
Quantitative or qualitative?
This pencil is 6.8 cm long
What is the first thing you should do in an emergency?
Notify your instructor
Branch of chemistry that deals with living processes?
Biochemistry
How are mass and weight the same?
They are both a measure of matter
A model is an explanation of an idea, therefore, a model is a type of this step in the scientific method
Theory
Independent or Dependent?
The variable under the control of the scientist
Independent
What safety equipment do you use for a person that is on fire? (PERSON)
Fire blanket
Branch of chemistry that explains the composition of substances
Analytical
Do you weight more in a valley or on a mountain?
Valley (stronger gravitational pull)
What is wrong with this statement: The experiment proved his hypothesis to be correct.
A scientist wants to know how much water it takes to keep a plant alive. What is the dependent variable?
Growth
What safety equipment do you use for a chemical burn?
Shower
Branch of chemistry that studies chemical energy and forces
Physical Chemistry