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