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Ninth Grade (Grade 9) Scientific Methods and Applications Questions

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Grade 9 Scientific Methods and Applications
The consistency of a measurement, or having close to the same measurement each time, is
  1. precision.
  2. accuracy.
  3. measurability.
  4. reproducibility.
Grade 9 Lab Practices and Tools
Which is NOT a safe lab procedure?
  1. tying your hair back
  2. wearing goggles
  3. washing lab equipment
  4. drinking from lab glassware
Grade 9 Scientific Methods and Applications
What type of experimental data would involve measurements of mass and volume?
  1. qualitative
  2. quantitative
  3. relative
Grade 9 Scientific Methods and Applications
Science put to use is technology.
  1. True
  2. False
Grade 9 Scientific Method
A simple, testable statement that predicts the results of a research study is a
  1. variable.
  2. hypothesis.
  3. control.
  4. piece of data.
Grade 9 Scientific Method
Facts and theories are equivalent.
  1. True
  2. False
Grade 9 Lab Practices and Tools
When entering the lab, what should you do with the lab equipment?
  1. whatever you want
  2. carefully adjust the materials so you may work better
  3. read the directions carefully and get to work
  4. sit in your seats and leave the equipment alone
Grade 9 Lab Practices and Tools
When gathering glassware and equipment for a lab, you should
  1. read all the directions carefully.
  2. look for cracks and chips.
  3. clean the dirty glassware.
  4. all of the above
Grade 9 Scientific Method
A scientist is investigating a new treatment for a disease that affects thousands of people. Many people with this disease volunteer to be part of the study. Which statement is an ethical concern that the scientist must address before conducting the study?
  1. The scientist must ensure that the treatment will be effective.
  2. The scientist must ensure that the study's results will not be shared with other scientists.
  3. The scientist must inform the volunteers about the potential dangers of participating in the study.
  4. The scientist must demonstrate the treatment on themself.
Grade 9 Lab Practices and Tools
Which unit does not belong in the SI system?
  1. kilogram
  2. meter
  3. Kelvin
  4. inch
Grade 9 Scientific Methods and Applications
What is science?
  1. the study of the world around us
  2. the study of plants
  3. the study of oceans
  4. a subject in college
Grade 9 Scientific Method
Which statement describes what a scientist should not do when using the scientific method?
  1. solve problems that have a practical application to daily life
  2. make measurements as exactly as possible and with precise instruments
  3. use statistics to adjust data to support the hypothesis
  4. reduce experimental error as much as possible
Grade 9 Scientific Method
If the results of a scientific experiment are accurate and reliable, they are considered
  1. valid.
  2. observable.
  3. predictable.
  4. scientific.
Grade 9 Scientific Method
The variable purposely changed to test a hypothesis is a(n)
  1. constant.
  2. manipulated variable.
  3. responding variable.
  4. operational variable.
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