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