Chapter 1 - Scientific Method , Variables & Controlled Experiments Flashcards
A testable prediction about a possible solution to a problem is called a(n) ______________.
Hypothesis
A factor that is manipulated in an experiment to change the dependent variable is the __________________.
Independent Variable
When conducting an experiment, what can the scientist do to make the data more reliable?
Repeat the experiment
List the steps of the scientific method in order
1- Question 2- Research 3- Hypothesis 4- Investigate 5- Analyze 6- Form a Conclusion 7- Share your results 8- Repeat
When a scientist applies what they learn from an investigation to make something that is useful it is called _______________.
Communicating
Why is skepticism an important part of the scientific process?
It makes the scientist want to repeat the experiment to make their data more reliable.
The process of learning more about the natural world is ________________.
Science
An organized process used to gather observations and test a hypothesis is a(n) _____________________.
Controlled Experiment
A sample that is treated just like the other experimental groups except that the independent variable is not applied to it is a(n) __________________.
Control Group
A factor in an experiment that changes form the manipulation of the independent variable is the ______________.
Dependent Variable
The process of gathering information through the senses is called a _________________.
Qualitative Observation
A factor in and experiment that can change is ___________________.
Independent Variable
A factor that does NOT change in an experiment is a(n) __________________.
Constant Variable
Identify the following statements as Qualitative or Quantitative Observations:
a. The jacket is blue.
b. The height of the plant is 6 cm.
c. The volume of the box is 105 cubic centimeters.
a. Qualitative
b. Quantitative
c. Quantitative
Factors that are measured in an experiment are the _____________.
Dependent Variables
