9th Grade Safety Lab Questions

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Quizzes Created: 1 | Total Attempts: 1,309
Questions: 10 | Attempts: 1,309

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Lab Safety Quizzes & Trivia

Questions and Answers
  • 1. 

    You have accidentally broken a test tube and spilled a chemical on the table. Which of the following best explains what you should do?

    • A.

      Use water and paper towels to clean up the spill; place the broken test tube in the disposal container specified by the teacher for sharp objects.

    • B.

      Throw the glass into the nearest trash bin and let the spill air-dry.

    • C.

      Quickly dispose of the glass, wipe up the spill with the nearest cloth, and hope nobody notices.

    • D.

      Caution your lab partners to avoid the area while you inform the teacher of the small accident.

    Correct Answer
    D. Caution your lab partners to avoid the area while you inform the teacher of the small accident.
    Explanation
    The correct answer is to caution your lab partners to avoid the area while you inform the teacher of the small accident. This is the best course of action because it prioritizes safety by ensuring that others are aware of the spill and can avoid it. It also involves informing the teacher, who can provide further guidance on how to properly clean up the spill and dispose of the broken test tube.

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  • 2. 

    You should wear safety goggle during every science block.

    • A.

      True. You can never be too safe.

    • B.

      False. You should wear goggles only when working with chemicals or heat.

    Correct Answer
    B. False. You should wear goggles only when working with chemicals or heat.
    Explanation
    The correct answer is false because wearing safety goggles only when working with chemicals or heat is sufficient. Wearing goggles during every science block may not be necessary as there may be activities that do not pose a risk to the eyes. However, it is still important to prioritize safety and wear goggles whenever there is a potential risk of eye injury.

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  • 3. 

    Right when you get to class, it is important to get started on the lab even if your teacher hasn't given you instructions yet.

    • A.

      True. You don't want to fall behind everyone else.

    • B.

      False. You should always read the directions before you start a lab.

    Correct Answer
    B. False. You should always read the directions before you start a lab.
    Explanation
    It is important to read the directions before starting a lab because it provides important information and guidelines necessary to successfully complete the lab. Without reading the directions, there is a higher chance of making mistakes or not following the correct procedures, which can lead to inaccurate results or potential safety hazards. Therefore, it is crucial to understand the instructions before beginning any lab activity.

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  • 4. 

    What is important to remember while you are using heat?

    • A.

      Do not heat closed containers.

    • B.

      Point the mouth of the container away from yourself and classmates.

    • C.

      Always use clamps to hold the container.

    • D.

      All of the above

    Correct Answer
    D. All of the above
    Explanation
    It is important to remember all of the given points while using heat. Heating closed containers can cause pressure buildup and potential explosions. Pointing the mouth of the container away from yourself and classmates ensures safety in case of any unexpected reactions. Using clamps to hold the container securely prevents accidents or spills. Therefore, all of the above points are important to remember while using heat.

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  • 5. 

    Always use water to put out a fire.

    • A.

      True.

    • B.

      False.

    Correct Answer
    B. False.
    Explanation
    Water is not always the best option to put out a fire. While water is effective for extinguishing certain types of fires, such as those fueled by wood or paper, it can actually worsen fires involving flammable liquids or electrical equipment. In these cases, using water can spread the fire or cause electrical shocks. It is important to consider the type of fire and use the appropriate extinguishing agent, such as foam, CO2, or dry chemical powder, to safely and effectively put out the fire.

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  • 6. 

    What does skeptical mean?

    • A.

      That you are open to new ideas.

    • B.

      That you have good and unique ideas.

    • C.

      That you don't believe everything you hear.

    • D.

      That you think things through.

    Correct Answer
    C. That you don't believe everything you hear.
    Explanation
    Skeptical means having doubts or reservations about something, especially regarding the truth or reliability of information. It implies a cautious and questioning attitude towards accepting information without sufficient evidence or proof. Being skeptical means not easily believing everything one hears and instead critically evaluating the information before accepting it as true.

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  • 7. 

    What does "diversity" mean?

    • A.

      A great variety.

    • B.

      The study of butterflies.

    • C.

      Things that are the same are really different.

    • D.

      Creating dimension in our world.

    Correct Answer
    A. A great variety.
    Explanation
    "Diversity" refers to a wide range or assortment of different things. It implies the existence of various characteristics, types, or elements within a particular group or system. This term emphasizes the presence of differences and variations, highlighting the importance of inclusivity and representation of various perspectives, cultures, and identities.

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  • 8. 

    Long hair, hanging jewelry, and loose clothing can be dangerous in a lab.

    • A.

      True. They can get into chemicals, fire, or knock something over.

    • B.

      False. They are perfectly safe as long as you have read through all of the directions.

    Correct Answer
    A. True. They can get into chemicals, fire, or knock something over.
    Explanation
    Long hair, hanging jewelry, and loose clothing can pose a safety hazard in a lab environment. Long hair can get caught in equipment or chemicals, potentially causing injury. Hanging jewelry can also get caught in equipment or chemicals, and loose clothing can easily catch fire or knock over objects. Therefore, it is important to avoid wearing these items in a lab setting to ensure safety.

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  • 9. 

    When studying a chemical it is important to touch, taste, and smell it so that you know a lot about it.

    • A.

      True.

    • B.

      False.

    Correct Answer
    B. False.
    Explanation
    The statement is false because it is not safe or advisable to touch, taste, or smell a chemical when studying it. Chemicals can be harmful or toxic, and direct contact or ingestion can lead to serious health consequences. Instead, it is important to use proper laboratory techniques, such as wearing gloves and using proper equipment, to handle and study chemicals safely.

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  • 10. 

    Before starting a lab you should...

    • A.

      Read all directions

    • B.

      Clear off your table of books, food, and drinks.

    • C.

      Ask the teacher about any questions you have.

    • D.

      All of the above.

    Correct Answer
    D. All of the above.
    Explanation
    Before starting a lab, it is important to read all directions to ensure that you understand the task at hand and can follow the necessary steps correctly. Clearing off your table of books, food, and drinks is necessary to create a clean and organized workspace, reducing the risk of accidents or contamination. Asking the teacher about any questions you have allows you to clarify any uncertainties or concerns before beginning the lab, ensuring that you have a clear understanding of what is expected. Therefore, all of the above actions are necessary before starting a lab.

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  • Current Version
  • Mar 21, 2023
    Quiz Edited by
    ProProfs Editorial Team
  • Aug 15, 2012
    Quiz Created by
    EarthSS
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