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Scientific Method
Vocabulary
Essay Questions
Odds & Ends
Misc
100
variables
What are the factors that can change in an experiment?
100
Science
What is the process of observing, studying, and thinking about things to gain knowledge?
100
Why is it important that scientists perform an experiment more than one time?
to ensure results are valid and reliable
100
rocks, minerals, soil, volcanoes, earthquakes, space
What topics do Earth scientists study?
100
problem-solving by following steps to draw a conclusion
What is the scientific method?
200
control
What is a standard to which results in an experiment can be compared?
200
hypothesis
What is an educated guess?
200
Why can't science be used to answer ethical questions?
For science to answer a question it must have variables that can be observed, measured and tested
200
dishonest acts, making up data, changing results of experiments or taking credit for work done by others
What is scientific fraud?
200
personal opinion that may affect experiments
What is bias?
300
constants
What are variables that do not change?
300
technology
What is the use of scientific discoveries for practical purposes?
300
Explain why science is always changing
What is technology?
300
Why don't all hypothesis become theories?
the results could change over time, the use of better technology may change the original results
300
explanations or models backed by results obtained from many tests or experiments
What is a scientific theory?
400
independent variable
What is the variable that changes in an experiment?
400
transferable technology
What is technology created for one purpose and used for a new situation?
400
List the steps of the scientific method in order
identify a problem, gather information, make a hypothesis, test the hypothesis, analyze the results, draw conclusions
400
name two scientists and what they were known for that were discussed in this chapter
Whipple & Wyckoff: make-up of the comet Newton: laws of motion and force Franklin: predicting weather
400
In 1850, Joseph Henry, secretary of the Smithsonian Institution, started drawing these
What are weather maps?
500
dependent variable
What is the variable that is measured in an experiment?
500
ethics
What is our belief system that deals with what is good or bad?
500
Why is it important to take good notes and record all data when performing an experiment?
This allows other scientists to examine and evaluate their work. Advances in science occur when people work together.
500
radar and sonar are an example of this
What is transferable technology?
500
scientific laws
What are rules that describe the behavior of something in nature?