Lab Safety, Equipment, and Scientific Method e-Learning

Open Ended

What are the lab safety rules and why are they important?

Multiple Choice

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

• Toward yourself.

• Toward your lab partner.

• Toward another classmate.

• Away from all people.

Multiple Choice

The following footwear is required in the lab ________.

• Sandals.

• Open-toe shoes.

• Closed-toe shoes.

• Shoes appropriate for the weather.

Multiple Choice

True or False:

Return all unused chemicals to their original containers.

• True

• False

Multiple Choice

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

• tied back

• cut

• down

• curled

Multiple Choice

Hot glass looks the same as cold glass.

• True

• False

Multiple Choice

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

Multiple Choice

Keeping your work area neat and clean is important because:

• My teacher is a neat-freak
• I won't lose my supplies in the clutter.
• It keeps the room from looking messy.
• It helps prevent accidents.

Multiple Choice

After completing an experiment, all wastes should be

• taken home

• tossed in the trash can

• disposed of according to your teacher's directions

• left out for someone else to clean

Multiple Choice

Approved eye protection devices (such as goggles) are worn in the laboratory

• to avoid eye strain

• to improve your vision

• so that you look super cool

• any time chemicals, heat or glassware are used

Multiple Choice

When is it OK to eat or drink at the lab tables?

• Always

• Only during group work, not during labs

• Never

• Whenever I'm hungry

Multiple Choice

Never remove chemicals, specimens, or other equipment from the laboratory.

• True

• False

Multiple Choice

Helping to clean up the lab or classroom is the job of

• old students.
• transfer students.
• each and every student.
• only the teacher.

Multiple Choice

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

• guess
• change lab partners
• ask a teacher
• just sit quietly and do nothing

Multiple Choice

When you finish working with chemicals, biological specimens, etc., always

• treat your hands with skin lotion.

• wash your hands thoroughly with soap and water.

• wipe your hands on a towel.

• wipe your hands on your clothes.

Multiple Choice

If you are injured in the laboratory, you should first

• visit the nurse after class.

• see a doctor after school.

• notify your science instructor.

• apply first aid yourself.

Multiple Choice

Chipped or cracked glassware is okay to use in the laboratory.

• True

• False