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

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) try several methods until something works.
C) ask the teacher before proceeding.
D) figure it out as you do the lab.

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

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

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

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

6. Long hair in the laboratory must be

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

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

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

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

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

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

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

10. Where are the fire extinguishers that are close to this room located?

A) in front of this classroom
B) in the teacher's closet
C) in the back of the room near the windows
D) in the hallway, to the left and the right of the classroom door

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

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

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

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

13. If any chemicals get into your eye,

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

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

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

תלמידים שפתרו תרגול זה פתרו גם :

Quiz on 10b Newton's 3 Laws of Motion
Quiz on 10c Gravity, Fluid Motion, and Work
Quiz on 11a Static and Current Electricity

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