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

• your best friend in class.

• your lab partner

• the teacher.

• the principal.

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

• ask the teacher before proceeding.

• skip it and go on to the next part.

• figure it out as you do the lab.

• try several methods until something works.

It is okay to pick up broken glass with your bare hands as long as the glass is placed in the trash can.

• True

• False

Horseplay, practical jokes, or pranks in the classroom are

• not dangerous.

• okay if you are working alone.

• always against the rules.

• okay.

Before you leave the science room, you should

• wash your hands with soap and water.

• return all equipmernt to the proper storage area.

• clean your work area and equipment.

• all of the above.

Do not leave a lit burner unattended.

• True

• False

After completing an experiment, all chemcial wastes should be

• disposed of according to your teacher's directions.

• left a your lab station for the next class.

• taken home.

• dumped in the sink.

Read all procedures thoroughly before performing a laboratory investigation.

• True

• False

You should never ______ chemicals in the lab. 

• taste
• touch
• smell
• all of the above

Tags

CCSS.RI.7.3

CCSS.RI.8.3

CCSS.RI.8.5

CCSS.RI.9-10.3

CCSS.RI.9-10.5

When in the lab you should wear...

• open-toed shoes.
• sandals.
• closed-toes shoes.
• no shoes.