Science Safety Quiz PS1a - חִידוֹן

1. If a fire erupts, immediately

A) notify the teacher.
B) throw water on the fire.
C) open the windows.
D) run for the fire extinguisher.

2. Approved eye protection devices (such as goggles) are worn in the laboratory

A) to avoid eye strain.
B) any time chemicals, heat, or glassware are used.
C) only if you do not have corrective glasses.
D) to improve your vision.

3. If you do not understand a direction or part of a laboratory procedure, you should

A) skip it and go on to the next part.
B) figure it out as you do the lab.
C) try several methods until something works.
D) ask the teacher before proceeding.

4. After completing an experiment, all chemical wastes should be

A) taken home.
B) disposed of according to your teacher's directions.
C) neatly left at your lab station for the next class.
D) dumped in the sink.

5. You have been injured in the laboratory (cut, burned, etc.). First you should

A) tell the teacher immediately
B) visit the nurse after class
C) see a doctor after school
D) apply first aid yourself

6. Long hair in the laboratory must be

A) tied back or kept entirely out of the way with a hair band, etc.
B) always neatly groomed.
C) held away from the experiment with one hand.
D) cut short.

7. Horseplay, practical jokes, or pranks in the science lab classroom are

A) okay.
B) okay if you are working alone.
C) not dangerous.
D) always against the rules.

8. When you finish working with chemicals and other lab substances, always

A) wipe your hands on a towel.
B) wash your hands thoroughly with soap and water.
C) wipe your hands on your clothes.
D) treat your hands with skin lotion.

9. In this classroom, where is the eyewash station located?

A) inside the teacher's closet
B) inside the cabinets in the back of the room
C) in the back of the room, near the windows
D) in the front of the room, beside the teacher's desk sink

10. Which of the following should never be used to collect data in the laboratory?

A) looking for a color change
B) testing by taste
C) feeling for the production of heat
D) listening for the escaping of gases

11. Whose responsibility is it to care for lab equipment and report any damage?

A) the principal mainly
B) only my lab partner has this responsibility
C) every person participating in a lab has the responsibility
D) only the teacher has the responsibility

12. If any chemicals get into your eye,

A) shake your head back and forth violently to make your eyes water.
B) take your eyelids and flap them up and down to remove any chemicals trapped.
C) have your lab partner run to the nurse for Visine.
D) first notify the teacher, then flush with water at the eyewash station for 15 minutes.

13. If you break glassware, like a test tube,

A) Conceal the accident so your group doesn't get a bad reputation.
B) Immediately notify the teacher and those around you of the hazard. Do not attempt to clean it up yourself.
C) Crush the remaining glass fragments down to allow for easier disposal.
D) Sweep the glass off the table, and put it into the trash.

תלמידים שפתרו תרגול זה פתרו גם :

Division Timed Test
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Lab safety quiz

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