
2024 Fall Aquatics Semester Test
Flashcard
•
Science
•
9th - 12th Grade
•
Practice Problem
•
Hard
Standards-aligned
Vanessa Arnold
FREE Resource
Student preview

49 questions
Show all answers
1.
FLASHCARD QUESTION
Front
If a laboratory fire erupts, immediately _________.
Back
Notify your instructor.
Answer explanation
In the event of a laboratory fire, the first step is to notify your instructor. They are trained to handle emergencies and can take appropriate action, ensuring everyone's safety. Running for an extinguisher or throwing water may worsen the situation.
2.
FLASHCARD QUESTION
Front
You are heating a substance in a test tube. Always point the open end of the test tube ________.
Back
Away from all people.
Answer explanation
Always point the open end of the test tube away from all people to prevent any accidental spills or splashes from causing harm. This ensures safety in the lab environment.
3.
FLASHCARD QUESTION
Front
True or False: Return all unused chemicals to their original containers.
Back
False
Answer explanation
False is correct because returning unused chemicals to their original containers can lead to contamination or mislabeling. It's safer to follow proper disposal protocols instead.
4.
FLASHCARD QUESTION
Front
Long hair should be ____________ in the laboratory.
Back
tied back
Answer explanation
Long hair should be tied back in the laboratory to prevent it from coming into contact with hazardous materials or equipment, ensuring safety for the individual and maintaining a clean working environment.
5.
FLASHCARD QUESTION
Front
Hot glass looks the same as cold glass.
Back
True
Answer explanation
Hot glass and cold glass appear the same because both are transparent and do not show significant visual differences to the naked eye. Therefore, the statement is true.
6.
FLASHCARD QUESTION
Front
The proper technique for smelling chemicals is ______________
Back
wafting
Answer explanation
The proper technique for smelling chemicals is wafting, which involves gently moving air towards your nose to avoid direct inhalation. This method minimizes exposure to potentially harmful vapors.
7.
FLASHCARD QUESTION
Front
Why is keeping your work area neat and clean important?
Back
It helps prevent accidents.
Answer explanation
Keeping your work area neat and clean is crucial as it helps prevent accidents. A cluttered space can lead to trips and falls, while an organized area promotes safety and efficiency.
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