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Scientific Method and Lab Safety Quiz - اختبار
أسهم بواسطة: Jones
(المؤلف الأصلي: Ruffini)
  • 1. What is the correct order of the steps in the scientific method.
A) Ask a question, make a hypothesis, test the hypothesis, analyze results, draw conclusions, communicate results.
B) Ask a question, make a hypothesis, test hypothesis, draw conclusions, analyze results, communicate results.
C) Ask a question, analyze results, make a hypothesis, test the hypothesis, draw conclusions, communicate results.
D) Make a hypothesis, test the hypothesis, analyze the results, ask a question, draw conclusions, communicate results.
  • 2. Which of the following is NOT a rule when writing a hypothesis?
A) It is a prediction.
B) it should restate the question
C) It is an if/then statement
D) It is testable
  • 3. A series of steps designed to help you solve problems and answer questions
A) observation
B) experiment
C) hypothesis
D) scientific method
  • 4. In an experiment, the one variable that is changed is called the
A) controlled variable
B) dependent variable
C) independent variable
D) experimental variable
  • 5. In an experiment, the factor that we measure is called the
A) conclusion
B) independent variable
C) controlled variable
D) dependent variable
  • 6. A scientist conducted an experiment to determine how the amount of salt in a body of water affects the number of plants that can live in the water. In this experiment the dependent variable is
A) the water
B) the number of plants in the water
C) the amount of salt in the water
D) the temperature of the water
  • 7. All the things in an experiment that must be the same to make it fair are called
A) controlled variables or constants
B) independent variables
C) controlled experiments
D) dependent variables
  • 8. In science, an educated guess is called a/an
A) hypothesis
B) observation
C) question
D) conclusion
  • 9. If you do not understand a direction or part of a lab procedure you should
A) ask your teacher
B) try several methods until one works
C) skip it and go to the next part
D) figure it out as you go
  • 10. If you break glassware, like a beaker you should
A) sweep the glass off the table and put in the trash.
B) immediately notify the teacher and those around you to the hazard, and never clean up yourself.
C) conceal the accident so your group does not get in trouble.
D) crush the remaining glass down for easier disposal.
  • 11. If you have been injured in the laboratory (cut, burn,etc.) you should
A) apply first aid yourself.
B) tell the teacher immediately
C) visit the nurse after class.
D) see a doctor after school.
  • 12. Whose responsibility is it to care for lab equipment and to report damage
A) the principal mainly.
B) only the person assigned to that task.
C) only the teacher has the responsibility
D) every person participating in a lab has the responsibility.
  • 13. Horseplay, practical jokes, and pranks in the science lab are
A) okay if you are working alone.
B) always against the rules.
C) not dangerous.
D) okay.
  • 14. What is the main classroom rule for this class?
A) there are no rules
B) stay in my seat
C) respect myself and others
D) be quite at all times
  • 15. Approved eye protection devices, like goggles, are worn in the lab
A) any time your teacher instructs you to wear them.
B) to improve vision.
C) only if you do not wear corrective lenses.
D) to avoid eye strain.
الطلاب الذين أجروا هذا الاختبار خضعوا أيضًا :
Ch. 7 lesson 1 p.167-169
Introduction to genetics
Ch 2 Test-Interaction of living things
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