Lab Safety

If a fire erupts, immediately

• notify the teacher.

• run for the fire extinguisher.

• throw water on the fire.

• open the windows.

When should you wear goggles?

• Around sharp objects

• Around fire, flames or heat

• Around chemicals

• During dissections

• All of the above

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

• to avoid eye strain.

• to improve your vision.

• only if you do not have corrective glasses.

• any time chemicals, heat, or glassware are used.

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

• figure it out as you do the lab.

• try several methods until something works.

• ask the teacher before proceeding.

• skip it and go on to the next part.

After completing an experiment, all chemical wastes should be

• left at your lab station for the next class.

• disposed of according to your teacher’s directions.

• dumped in the sink.

• taken home.

Tags

NGSS.MS-ESS3-3

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

• visit the school nurse after class.

• see a doctor after school.

• tell the teacher at once.

• apply first aid yourself.

Long hair in the laboratory must be

• cut short.

• held away from the experiment with one hand.

• always neatly groomed.

• tied back or kept entirely out of the way with a hair band, etc.

Which of the following should NOT be worn during a laboratory activity?

• loose clothing

• dangling jewelry

• sandals

• All of the above.

Horseplay, practical jokes, or pranks in the classroom are

• always against the rules.

• okay.

• not dangerous.

• okay if you are working alone

When handling animals, students should

• open cages only with permission

• not tease or handle animals roughly

• report bites or scratches to the teacher immediately.

• All of the above.