

Lab Safety and Procedures
Interactive Video
•
Chemistry, Science, Biology
•
9th - 10th Grade
•
Practice Problem
•
Hard
Patricia Brown
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is it important to read all lab instructions before starting an experiment?
To save time during the experiment
To ensure you understand the steps and avoid mistakes
To impress the teacher
To finish the lab quickly
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What should you do if you spill a chemical in the lab?
Ask a friend to help you clean it
Ignore it and continue working
Try to clean it up yourself
Inform the teacher immediately
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of the security badge in the lab?
To show off to friends
To serve as a lab pass and ensure safety
To use as a bookmark
To trade with classmates
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the 'Sizzling Sunset in a Baggie' experiment, how should the powders be kept separate?
By mixing them immediately
By using a spoon
By making a karate chopping motion with your hand
By using a pipette
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the main safety concern with calcium chloride?
It is harmless
It is highly flammable
It can cause discomfort if it contacts skin or mucous membranes
It is explosive
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What should you avoid doing with the battery wires in the 'Bubble Bubble Toil and Trouble' station?
Touching them with bare hands
Crossing the exposed copper ends
Using them to stir solutions
Connecting them to a different battery
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What should you assume if a station has a thermometer?
You need to measure the start and end temperatures
You should ignore it
It is only for decoration
It is broken
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