Environmental Final Exam Spring

Approved eye protection devices (like goggles) are used in the laboratory

• to avoid eye strain
• to improve your vision
• to wear only if you don't have corrective lenses
• to wear at all times when so instructed by the science teacher

Injuries and accidents may result from spills. Always clean them up

• when you have time
• at once
• at the end of the class
• during clean up time

You have been injured in the lab (cut, burn, etc.). First you should

• ask to see the school nurse
• see a doctor after school
• tell the science teacher at once
• tell the principal

You are aware that you have allergies. You should

• always wear gloves in the lab
• discuss the matter with your science teacher
• let another student handle the experiment
• say nothing to avoid trouble

Before you touch an electrical outlet, electrical plug or electrical switch

• ask the school custodian
• your hands must be clean
• your hands must be dry
• ask a fellow student

All laboratory floors, aisles and passageways should be kept clear of

• teachers and students
• lab equipment and chemicals
• lab equipment only
• chemicals only

If a piece of equipment is not working properly, stop, turn it off, and tell

• the custodian
• your lab partner
• your best friend in the class
• the science teacher

Long hair in the lab must be

• cut short
• held away from the experiment with one hand
• always neatly groomed
• kept entirely out of the way with a hair band, hairpins, a hairnet or other confining device

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

• figure it out as you do the lab
• try several methods until something works
• ask the instructor before proceeding
• skip it and go on to the next part

In a laboratory, you should be cautious of

• loose clothing
• dangling jewelry
• flammable clothing
• all of the above