Science Lab Safety Knowledge Check

Why is it important to know the names and appearance of lab equipment before doing laboratory work?

• So you will score higher on the lab test.

• So you can quickly obtain your laboratory supplies before lab.

• So you can follow the lab instructions clearly.

• So you can make sure everything has been cleaned before beginning the lab procedure.

What is the correct procedure to follow when smelling the odor of a chemical substance?

• Fan your hand over the substance toward your nose which should be directly over the beaker.

• Place your nose directly over the substance and take a big whiff.

• Fan your hand over the substance toward your nose which should be several centimeters away from the substance.

• Place your nose near the opening of the beaker and inhale deeply.

Which of the following is NOT a safe lab practice?

• Keep chemicals, glassware, and other equipment away from the edge of the lab table.

• After removing glassware from a heat source touch it right away to see if it is cool.

• Report minor accidents to your lab supervisor and/or teacher.

• Heat chemicals in a flask without a stopper.

Which of the following does NOT help explain why contact lenses should not be worn in lab?

• It is difficult to remove lenses after a chemical splash

• The lens is permeable to vapors, which cause irritation

• Chemicals trapped under lens will cause severe damage

• That boy or girl you are trying to get to see you cannot tell the color of your eyes.

Which of the following is considered safety equipment in our classroom?

• Eyewash station

• First aid kit

• Fire extinguisher

• All of the above

What is the correct procedure for students to follow if a chemical is spilled?

• Stand back and tell the teacher of the spill.

• Run madly about the room.

• Splash large amounts of water onto the spill.

• Immediately ask to go to the restroom.

I can perform an experiment of my own when:

• When I am sure it is safe to do so.

• Whenever I want to.

• Only with permission from the teacher.

• Never.

Tags

NGSS.MS-PS1-6

Keeping the work area neat and clean is important because:

• Mrs. Linn is a neat-freak

• I won't lose my supplies in the clutter.

• It keeps the room from looking messy.

• It helps prevent accidents.

If you are not sure what to do during a lab activity:

• Guess.

• Change lab partners.

• Ask the teacher.

• Just sit quietly and do nothing.

Goggles must be worn when using .....

• Fire.

• Glassware.

• Chemicals.

• All of the above.

Tags

NGSS.MS-PS1-6