Font size
WorksheetsLab Safety and Common Lab Apparatus and Equipment
Total questions: 16
Worksheet time: 14mins
When are you allowed to do experiments in the laboratory?
When there is no one in the laboratory.
When the teacher gives permission.
Anytime.
What is the meaning of PPE?
Ms. Romanova instructed the different clusters to go to their respective working tables in the laboratory. Upon reaching their table, the group of Danver, Jones, and Bruce immediately touched the materials and started the experiment without waiting for the signal from their teacher.
I don't know.
What should you do if a chemical substance splashes into your eye?
Inform the teacher and laboratory assistant immediately.
Proceed directly to the eyewash station.
Immediately wipe your eyes with your hankerchief.
All of the above.
In which direction should you read to know the volume of the liquid in the graduated cylinder?
Look down from above the graduated cylinder to read the volume.
Read the volume at eye level with the graduated cylinder.
Read the volume from below the graduated cylinder.
All are correct.
How much liquid is there in the graduated cylinder?
55 ml
54 ml
53 ml
None of the above.
Peter carefully submerged the thermometer into the liquid inside the beaker. He waited for the reading to stabilize and then read and recorded the measurement.
Which list matches the picture of the set of apparatus shown here?
beaker
evaporating dish
Erlenmeyer flask
graduated cylinder
Erlenmeyer flask
evaporating dish
graduated cylinder
beaker
evaporating dish
Erlenmeyer flask
beaker
graduated cylinder
Mr. Osborn instructed her students to put out the flame from their alcohol lamp. The students should...
blow out the flame carefully.
hold the plastic cover with a crucible tong and carefully cover the flame.
wet the wick by covering it with wet cloth.
leave it burning until it goes out on its own.
Mr. Wayne asked his students to measure 55 ml of water. Which laboratory apparatus would they use to measure accurately?
beaker
Erlenmeyer flask
Graduated Cylinder
Why is it important to wear safety goggles during a laboratory experiment?
To look like a true scientist.
To protect the eyes from chemical splashes or spills.
To see better when working with small objects.
To prevent. eye strain.
What should you do if there is a chemical spill on the working table?
Leave it for the next class to handle.
Try to clean it up yourself without any guidance.
Continue with the experiment without paying attention to it.
Inform the teacher immediately and avoid touching the spill.
Which of the following is the correct step to use a digital balance safely?
Place objects on the balance without turning it on.
Turn on the digital balance before placing any objects on it.
Shake the digital balance to check if it's working.
Place objects on the balance and then turn it on.
Which clusters are demonstrating proper laboratory safety during their experiment?
Rhodes and his cluster are wearing their goggles while heating the mixture in the beaker.
Bucky and his cluster left their working table messy and didn't dispose of the trash in the proper bin.
Banner's group accidentally broke the beaker. They tried to pick up the big pieces with their bare hands.
Ares and his cluster made sure that each member in their group performed the assigned task.
After the orientation on Laboratory Safety,
What two things have you learned and do you think you should always remember while inside the laboratory?
Do you have a specific question about laboratory safety?
