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Eleventh Grade (Grade 11) Scientific Methods and Applications Questions

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Grade 11 Scientific Methods and Applications
What is the purpose of science?
  1. to understand the natural world
  2. to gather facts
  3. to solve problems in the world
  4. to prove things
Grade 11 Lab Practices and Tools
Personal eyeglasses provide as much protection as                              .
  1. a face shield
  2. safety glasses
  3. splash-proof chemical goggles
  4. none of the above
Grade 11 Lab Practices and Tools
When you complete your lab work, which activity should you NOT do?
  1. Clean and return materials to proper places.
  2. Try your own experiment.
  3. Return to your own seat.
  4. Turn in your lab work.
Grade 11 Scientific Method
A hypothesis is a graph used to organize data.
  1. True
  2. False
Grade 11 Scientific Method
An inference normally occurs before an observation.
  1. True
  2. False
Grade 11 Scientific Method
The definition of data is information.
  1. True
  2. False
Grade 11 Scientific Methods and Applications
The unit m×kgs is a                            and is made up of three                           .
  1. non-SI unit; base units
  2. derived unit; non-SI units
  3. base unit; derived units
  4. derived unit; base units
Grade 11 Lab Practices and Tools
Flammable materials, like alcohol, should never be dispensed or used near                .
  1. an open door
  2. an open flame
  3. another student
  4. a sink
Grade 11 Scientific Method
Which of these is NOT true for systematic errors?
  1. They arise due to errors in the measuring instruments used.
  2. They are reproducible inaccuracies that are consistently in the same direction.
  3. Repeating the observations or increasing the sample size can eliminate them
  4. They arise from the design of the study.
Grade 11 Lab Practices and Tools
You have heated a piece of glass and now you want to pick it up. You should
  1. use a rag or paper towels.
  2. pick up the end that looks cooler.
  3. use tongs.
  4. put cold water on it.
Grade 11 Scientific Methods and Applications
The suffix -ology means "the study of."
  1. True
  2. False
Grade 11 Scientific Methods and Applications
A combination of interrelated and interactive components is a
  1. theory.
  2. hypothesis.
  3. gradualism.
  4. system.
Grade 11 Lab Practices and Tools
How do you know how many places to write a number when measuring?
  1. Use only certain numbers from marks on the instrument.
  2. Use the marks on the instrument only.
  3. Always use three digits.
  4. Read the marks on the instrument plus one estimated number.
Grade 11 Lab Practices and Tools
Which procedure is not acceptable?
  1. pouring acid into water
  2. pipetting by mouth
  3. keeping flammables away from open flames
  4. not using chipped glass
Grade 11 Scientific Methods and Applications
What characterizes a threshold effect?
  1. a small, constant change
  2. a large, constant change
  3. a small change when a limit is exceeded
  4. a large change when a limit is exceeded
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