If a fire erupts, immediately

• notify the teacher
• run for the fire extinguisher
• throw water on the fire
• open the windows

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

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 be 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 the animals roughly
• report bites or scratches to the teacher immediately
• all of the above

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

• the principal
• your lab partner
• your best friend in the class
• the teacher