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Jesuit Scientific Process Review
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Gravity
Terms in this set (23)
system of measurement used by scientists
metric system
only used in the United States
standard system
Should always be stated as a question and end with a "?"
Problem
An educated guess stated as a complete sentence
Hypothesis
Show in a table
Results
Should tell if hypothesis is correct and what you learned from the experiment
Conclusion
Unit of measurement for length used in science
Meters
Scientists do not use this measurement for length
Feet/Inches
Approximate length of a new pencil
19.3 centimeters
Approximate length of this classroom
14 meters
The variable that is changed in an experiment; the different test subjects.
Independent Variable
The variable that is being measured
Dependent Variable
Bill tests 3 different track spikes to see which is fastest. He runs 100 meters and times himself. What is the independent variable?
Track Spikes
Bill tests 3 different track spikes to see which is fastest. He runs 100 meters and times himself. What is the dependent variable?
100 meter time
Sheila experiments with a new headache medicine. One group gets medicine A and another group gets a fake pill. After 3 weeks they report how many headaches they have. What is the control group?
Fake pill group
Sheila experiments with a new headache medicine. One group gets medicine A and another group gets a fake pill. After 3 weeks they report how many headaches they have. What is the independent variable?
Type of pill
Sheila experiments with a new headache medicine. One group gets medicine A and another group gets a fake pill. After 3 weeks they report how many headaches they have. What is the dependent variable?
Number of headaches
Unit of measurement used for weight in science.
Grams
Approximate weight on an Expo marker
15 grams
Approximate weight on a 1 year old
15 kilograms
Approximate weight of a pill
15 milligrams
Tim tests new golf clubs to see which hits furthest. He tests brand A, brand B, and brand C. What is the independent variable?
brand of golf club
Tim tests new golf clubs to see which hits a ball the furthest. He tests brand A, brand B, and brand C. What is the dependent variable?
how far he hit the ball
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