If a fire erupts, immediately

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

When should safety goggles be worn in a science laboratory?

• A. Only when working with open flames.

• B. Whenever handling chemicals, heat, or glassware.

• C. Only if you wear contact lenses.

• D. To help you see better.

If you are unsure about how to use a piece of laboratory equipment, you should

• A. guess and use it anyway.

• B. ask your teacher for instructions.

• C. watch others and copy them.

• D. avoid using the equipment.

After completing an experiment, all chemical wastes should be

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

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

• A. visit the school nurse after class.
• B. see a doctor after school.
• C. tell the teacher at once.
• D. apply first aid yourself.

Horseplay, practical jokes, or pranks in the classroom are

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

If you notice a chemical spill in the lab, you should immediately report it to

• A. the janitor.

• B. your classmates.

• C. the teacher.

• D. the school nurse.

After handling chemicals or biological materials in the laboratory, what should you do before leaving the lab?

• A. Use hand sanitizer only.

• B. Wash your hands thoroughly with soap and water.

• C. Simply dry your hands with a paper towel.

• D. Rub your hands together to clean them.

The following activity is permitted/allowed in the laboratory:

• A. chewing gum
• B. eating
• C. drinking
• D. None of the above.

Before you leave the science room, you should

• A. clean your work area and equipment.
• B. return all equipment to the proper storage area.
• C. wash your hands with soap and water.
• D. All of the above.