( Fill in the blank) Long hair should be ____________ in the laboratory.

• tied back

• cut

• down

• curled

(True or False) Horse playing is allowed in the laboratory

• true

• false

(True or False) 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

After completing an experiment, all chemical wastes should be

• dumped down sink
• taken home
• thrown in trash
• disposed of according to teacher's directions

Tags

NGSS.HS-ETS1-3

You are heating a substance in a test tube. Always point the open end of the tube

• towards your body
• toward your lab partner
• towards another classmate
• away from all people

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

• visit school nurse
• text your parent
• see a doctor after school
• tell teacher immediatly

The proper technique for smelling chemicals is ______________

• keeping your nose close to the glassware
• wafting
• to sniff only a small amount
• Trick question; you never are allowed to smell chemicals in class

Be alert and proceed with caution at all times in the lab.  _______________ immediately of any unsafe conditions you see.

• Assess and fix
• Notify the teacher
• Notify your lab group
• Call out, "Code 1"

Dress properly during lab activities; ________________________ are hazards in the lab

• Long hair, dangling jewelry, and lose or baggy clothing
• Electricity, machines, and live animals
• Glasses and contact lenses
• long-sleeved shirts and long pants

Your goggles fog up you should

• Move to an area away from the lab and vent them to clear them up.
• Take them off and wipe them out.
• Vent them immediately.
• Work through it.