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Seventh Grade (Grade 7) Scientific Methods and Applications Questions

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Grade 7 Scientific Method
How do you as a scientist decide how to answer the question about your original observation?
  1. analyze the data
  2. modify the experiment
  3. design the experiment
  4. identify the problem
Grade 7 Lab Practices and Tools
Why do scientists use mathematics and statistical methods in science?
  1. Scientists usually like math and science equally.
  2. They help scientists base conclusions on facts rather than observations.
  3. They are useful tools for collecting and analyzing data.
  4. None of the above
Grade 7 Lab Practices and Tools
Which temperature scales do scientists use to measure temperature?
  1. Kelvin
  2. Celsius
  3. Fahrenheit
  4. Both a and b
Grade 7 Scientific Method
The group on which a test is performed is the
  1. experimental group.
  2. control group.
  3. variable group.
  4. environmental group.
Grade 7 Lab Practices and Tools
What are the correct units for measuring volume?
  1. cubic meter, cubic centimeter, liter
  2. Celsius, Kelvin, Fahrenheit
  3. millimeter, centimeter, meter
  4. milligram, gram, kilogram
Grade 7 Scientific Method
Scientists collect evidence by making
  1. hypotheses.
  2. inferences.
  3. opinions.
  4. observations.
Grade 7 Lab Practices and Tools
Which scientific tool would a scientist use to measure the volume of a liquid?
  1. graduated cylinder
  2. flask
  3. pipette
  4. scale
Grade 7 Scientific Methods and Applications
A three-dimensional representation of an existing object is a
  1. prototype.
  2. working drawing.
  3. model.
  4. profile.
Grade 7 Scientific Method
Scientific publications usually publish letters in which scientists may comment on or criticize the articles written by other scientists. Why is it important that scientists be able to criticize each others’ work?
  1. so that all scientists may take credit for development of the theory
  2. so other people can see how intelligent they are
  3. to keep inexperienced scientists from publishing papers
  4. to improve a theory, its weaknesses must be pointed out
Grade 7 Lab Practices and Tools
What can scientists use to make observations?
  1. instruments
  2. sight
  3. hearing
  4. touch
  5. all of the above
Grade 7 Lab Practices and Tools
Which microscope would you use to study the surface of an object?
  1. compound
  2. light
  3. scanning electron
  4. transmission electron
Grade 7 Lab Practices and Tools
Which scientific tool would a scientist use to find the mass of a small steel rod?
  1. balance
  2. computer
  3. hot plate
  4. meter stick
Grade 7 Scientific Method
What is the initial explanation for the problem a scientist is exploring?
  1. law
  2. theory
  3. hypothesis
  4. model
Grade 7 Lab Practices and Tools
What type of shoes should you wear at your lab station?
  1. no shoes
  2. open-toed shoes
  3. closed-toed shoes
  4. flip-flops
Grade 7 Lab Practices and Tools
If you are hurt (cut, burned, etc.), tell the
  1. school nurse.
  2. teacher at once.
  3. class at once.
  4. lab partner at once.
Grade 7 Lab Practices and Tools
In the science lab, you should never
  1. cut away from yourself.
  2. enter the closets without permission.
  3. stay in your seat.
  4. clean up before you leave.
Grade 7 Scientific Method
After forming a hypothesis, what do you do next?
  1. test your hypothesis
  2. ask a question
  3. analyze the data and results
  4. draw conclusions
Grade 7 Lab Practices and Tools
The compound light microscope has two eyepieces.
  1. True
  2. False
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