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Questions and Answers
What is the primary function of a test tube rack?
What is the primary function of a test tube rack?
Which tool is specifically designed for cleaning the inside of test tubes?
Which tool is specifically designed for cleaning the inside of test tubes?
What is the main purpose of a graduated cylinder?
What is the main purpose of a graduated cylinder?
Which instrument is used for guiding liquids or powders into small openings?
Which instrument is used for guiding liquids or powders into small openings?
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What is unique about the triple beam balance?
What is unique about the triple beam balance?
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What is the primary function of safety goggles in a laboratory setting?
What is the primary function of safety goggles in a laboratory setting?
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Which piece of equipment is specifically designed for heating and sterilization in experiments?
Which piece of equipment is specifically designed for heating and sterilization in experiments?
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What type of glassware is primarily used for holding and mixing small amounts of chemicals?
What type of glassware is primarily used for holding and mixing small amounts of chemicals?
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What is the purpose of using wire gauze in conjunction with a Bunsen burner?
What is the purpose of using wire gauze in conjunction with a Bunsen burner?
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What equipment would you use to observe a tiny specimen?
What equipment would you use to observe a tiny specimen?
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What instrument is used to measure temperature in a lab setting?
What instrument is used to measure temperature in a lab setting?
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Which laboratory equipment is designed to support flasks and beakers during experiments?
Which laboratory equipment is designed to support flasks and beakers during experiments?
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What is the main function of an evaporating dish?
What is the main function of an evaporating dish?
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Which hazard symbol indicates a substance that is poisonous if swallowed or breathed in?
Which hazard symbol indicates a substance that is poisonous if swallowed or breathed in?
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Which of the following substances could be classified under the Flammable hazard symbol?
Which of the following substances could be classified under the Flammable hazard symbol?
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What hazard symbol would you associate with materials that can cause skin burns on contact?
What hazard symbol would you associate with materials that can cause skin burns on contact?
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Which hazard symbol category includes substances that can lead to environmental damage?
Which hazard symbol category includes substances that can lead to environmental damage?
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Which of the following substances is considered a biohazard?
Which of the following substances is considered a biohazard?
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What should you do immediately if a chemical splashes in your eyes?
What should you do immediately if a chemical splashes in your eyes?
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Which safety rule specifically addresses handling hot objects?
Which safety rule specifically addresses handling hot objects?
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What is the first step you should take after finishing an experiment?
What is the first step you should take after finishing an experiment?
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In the event of a chemical ingestion, what is the proper procedure?
In the event of a chemical ingestion, what is the proper procedure?
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How should you handle broken or chipped equipment?
How should you handle broken or chipped equipment?
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What should you do if you are instructed to handle a living organism or preserved specimen in the laboratory?
What should you do if you are instructed to handle a living organism or preserved specimen in the laboratory?
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Which of the following actions is NOT recommended during laboratory experiments?
Which of the following actions is NOT recommended during laboratory experiments?
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What is the proper way to dispose of chemical materials in the laboratory?
What is the proper way to dispose of chemical materials in the laboratory?
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Which attire is considered appropriate for laboratory work?
Which attire is considered appropriate for laboratory work?
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What should be done before starting an experiment?
What should be done before starting an experiment?
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Which of the following statements about animal safety is correct?
Which of the following statements about animal safety is correct?
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If you see equipment in poor condition, what should you do?
If you see equipment in poor condition, what should you do?
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What is a key reason for wearing proper protective equipment in a lab?
What is a key reason for wearing proper protective equipment in a lab?
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Which of the following tools is primarily used to measure the volume of a liquid?
Which of the following tools is primarily used to measure the volume of a liquid?
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A stirring rod is used to hold test tubes in place when they are hot.
A stirring rod is used to hold test tubes in place when they are hot.
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What is the purpose of a test tube brush?
What is the purpose of a test tube brush?
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A __________ is a tube that is wide at the top and narrow at the bottom, used for guiding liquids or powders into a small opening.
A __________ is a tube that is wide at the top and narrow at the bottom, used for guiding liquids or powders into a small opening.
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Match the following laboratory equipment with their primary purposes:
Match the following laboratory equipment with their primary purposes:
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Which piece of laboratory equipment is primarily used for holding or mixing small amounts of chemicals?
Which piece of laboratory equipment is primarily used for holding or mixing small amounts of chemicals?
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A Bunsen burner is used exclusively for measuring temperature.
A Bunsen burner is used exclusively for measuring temperature.
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What is the role of safety goggles in a laboratory setting?
What is the role of safety goggles in a laboratory setting?
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A _____ is used to grind or crush substances in a laboratory.
A _____ is used to grind or crush substances in a laboratory.
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Match the laboratory equipment to its primary function:
Match the laboratory equipment to its primary function:
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Which laboratory equipment is designed to support glassware while being heated?
Which laboratory equipment is designed to support glassware while being heated?
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A thermometer can measure temperature in degrees Celsius and Fahrenheit.
A thermometer can measure temperature in degrees Celsius and Fahrenheit.
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What is a common use for an evaporating dish?
What is a common use for an evaporating dish?
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What should you do immediately if you notice a chemical splash in your eyes?
What should you do immediately if you notice a chemical splash in your eyes?
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It is acceptable to perform unauthorized experiments in the lab as long as no one is watching.
It is acceptable to perform unauthorized experiments in the lab as long as no one is watching.
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What action should be taken if a chemical is ingested?
What action should be taken if a chemical is ingested?
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After using sharp objects, always use _____ when handling them to prevent cuts.
After using sharp objects, always use _____ when handling them to prevent cuts.
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Match the following safety rules with their respective actions:
Match the following safety rules with their respective actions:
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Which of the following substances is classified under the Explosive hazard symbol?
Which of the following substances is classified under the Explosive hazard symbol?
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A substance described as Flammable can catch fire easily when exposed to air.
A substance described as Flammable can catch fire easily when exposed to air.
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What type of hazard does the symbol with the label 'Corrosive' indicate?
What type of hazard does the symbol with the label 'Corrosive' indicate?
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The environmental hazard symbol relates to substances that damage or pollute the __________.
The environmental hazard symbol relates to substances that damage or pollute the __________.
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Match the following hazard symbols with their descriptions:
Match the following hazard symbols with their descriptions:
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What should you do if you are handling living organisms in the lab?
What should you do if you are handling living organisms in the lab?
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It is acceptable to wear open shoes or sandals during lab activities.
It is acceptable to wear open shoes or sandals during lab activities.
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What should you do after handling animals in the laboratory?
What should you do after handling animals in the laboratory?
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You should always _______ your work area neat and clean during lab experiments.
You should always _______ your work area neat and clean during lab experiments.
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Match the following safety rules with their descriptions:
Match the following safety rules with their descriptions:
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Which of the following actions is not recommended during laboratory experiments?
Which of the following actions is not recommended during laboratory experiments?
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All chemical materials can be disposed of in any trash can.
All chemical materials can be disposed of in any trash can.
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What should you do immediately if you see something unsafe in the lab?
What should you do immediately if you see something unsafe in the lab?
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Study Notes
Laboratory Equipment
- Microscope is used to observe tiny specimens.
- Safety Goggles/Glasses protect eyes from splashes, mists, vapors, and fumes.
- Beaker is a cylindrical container with a flat bottom used to hold liquids or solid samples.
- Evaporating Dish is heat-tolerant glassware used to hold substances or liquids that are being melted or evaporated.
- Bunsen Burner produces a single open flame for heating and sterilization in experiments.
- Tripod is a portable three-legged platform that supports flasks and beakers during experiment.
- Wire Gauze is a thin metal sheet with a net-like pattern that supports containers and glassware during heating, ensuring even heat distribution.
- Mortar & Pestle are used to crush, mash, or grind materials.
- Thermometer measures temperature, with Mercury Thermometer and Digital Thermometer being common types.
- Test Tube is used for storing, mixing, and heating small amounts of chemicals.
- Test Tube Rack holds multiple test tubes upright, useful for organizing multiple solutions.
- Test Tube Holder is used to hold a test tube when it is hot or should not be touched.
- Test Tube Brushes are used to clean the inside of test tubes and glassware.
- Graduated Cylinder measures the volume of a liquid.
- Stirring Rod is a glass rod used to stir or mix solutions.
- Funnel is a tube or pipe wider at the top and narrow at the bottom used to guide liquids or powder into small openings.
- Triple Beam Balance is a weighing instrument with three beams carrying weights, the middle beam being the largest.
- Magnifying Glass is used to view enlarged images of objects or read small calibrations.
- Vernier Caliper is used to measure the inner and outer dimensions of objects.
Laboratory Safety
- Always wear appropriate safety attire, including a lab gown, gloves, and safety goggles.
- Secure loose clothing and tie back long hair.
- Never wear open shoes or sandals during labs.
- Read all directions before starting an experiment and listen to the teacher's instructions.
- Ask questions about anything you do not understand.
- Never touch, taste, or smell chemicals.
- Check glassware for cracks and ensure equipment is in good working condition.
- Report any known allergies to plants, flowers, molds, seeds, animals, or any other known allergies.
Emergency Procedures & Equipment
- Know the emergency exit and the locations of all safety equipment in the laboratory, such as the fire extinguisher and first aid kit.
During an Experiment
- Do not eat, taste, drink, smell, or chew gum during experiments unless instructed.
- Keep your work area neat and clean always.
- Conduct yourself responsibly. No horseplay, practical jokes, or pranks.
- Notify the teacher immediately if you see something unsafe.
- Never perform unauthorized experiments.
- Report all injuries as soon as possible.
- Never reach across a flame.
- When heating or mixing chemicals, ensure the container is directed away from you or anyone else.
- Use gloves, tongs, or test tube holders when handling hot objects.
- Report all spills as soon as possible.
- If a chemical splashes in your eyes, rinse with plenty of water immediately.
- Report broken or chipped equipment immediately.
- Use caution when using sharp objects.
After an Experiment
- Unplug, dispose, and wash lab supplies as instructed.
- Clean up your mess when you are done.
- Wash your hands after handling classroom pets.
First Aid
- Cuts: Apply direct pressure to stop bleeding. Cover with a clean dressing.
- Burns: Apply cold water and call the teacher immediately.
- Ingestion of Chemicals: Note the name of the chemical and report to the teacher right away.
- Chemical Spills on Skin: Wash with large amounts of water. Call your teacher immediately.
- Chemical in The Eye: Flush with plenty of water. Use eyewash bottle or fountain. Report to your teacher right away.
### Hazard Symbols
- Toxic/Poisonous: Substances that are poisonous if swallowed or breathed in (examples: Chlorine, Mercury, Cyanide)
- Flammable: Substances that catch fire easily when ignited or exposed to water or air (examples: Kerosene, Gasoline, Alcohol).
- Explosive: Substances that are at risk of exploding when heated or struck (examples: Ammonium Nitrate, Nitroglycerin, Flash Powder).
- Corrosive: Substances that can cause skin burns or damage on contact and can damage metals (examples: Hydrochloric Acid, Sulfuric Acid, Sodium Hydroxide).
- Environmental Hazard: Substances that damage or pollute the environment (examples: Lead, Zinc Oxide, Pesticides).
- Biohazard: Substances or organisms that may cause infection (examples: Microorganisms, Viral Samples, Medical Wastes).
Responsibility
- You are responsible for your safety and the safety of those around you.
- Failure to act in a safe and responsible manner will result in the removal of all science lab privileges.
Laboratory Equipment
- Microscope: Used to view tiny specimens.
- Safety Goggles/Glasses: Protect eyes from splashes, chemical irritants, mists, vapors, and fumes.
- Beaker: Cylindrical container with a flat bottom for holding liquids or solid samples.
- Evaporating Dish: Heat-tolerant glassware used for evaporating liquids or melting substances.
- Bunsen Burner: Produces a single open flame for heating, sterilization, and conducting experiments.
- Tripod: Portable three-legged platform used to support flasks and beakers during experiments.
- Wire Gauze: Thin metal sheet with a net-like pattern that distributes heat evenly when placed between a container and a Bunsen burner flame.
- Mortar & Pestle: A vessel and tool used for grinding, crushing, or mashing substances.
- Thermometer: Used to measure temperature (mercury or digital).
- Test Tube: Used for storing, mixing, and heating small amounts of chemicals.
- Test Tube Rack: Holds multiple test tubes upright, useful for organizing and working with different solutions.
- Test Tube Holder: Used to hold hot or hazardous test tubes without direct contact.
- Test Tube Brushes: Cleans the inside of test tubes and other glassware.
- Graduated Cylinder: Measures the volume of liquids.
- Stirring Rod: Thin glass rod used to stir or mix solutions.
- Funnel: Wide-at-the-top and narrow-at-the-bottom tube used for transferring liquids or powders into small openings.
- Triple Beam Balance: Weighing instrument with three beams (large, medium, and small) used for measuring mass.
- Magnifying Glass: Used to view objects in greater detail or read small calibrations on equipment.
- Vernier Caliper: Tool for measuring the inner and outer dimensions of objects.
Lab Safety Rules
- Dress appropriately: wear a lab gown, gloves, and safety goggles. Tie back long hair and avoid loose clothing. Never wear open shoes or sandals during labs.
- Read all directions before starting an experiment: listen to the teacher's instructions and ask questions about anything you don't understand.
- Never touch, taste, or smell chemicals: check glassware for cracks and ensure equipment is in good working condition.
- Report any known allergies: inform the teacher about allergies to plants, flowers, molds, seeds, animals, or any other known allergy.
- Know the emergency exit and safety equipment locations: this includes the fire extinguisher and first aid kit.
During an Experiment
- No eating, drinking, smelling, or chewing gum: unless instructed otherwise.
- Maintain a clean and neat workspace: avoid horseplay, practical jokes, or pranks. Immediately notify the teacher if you see something unsafe.
- Never perform unauthorized experiments.
- Report all injuries promptly.
- Never reach across a flame: when heating or mixing chemicals, direct the container away from yourself and others. Use gloves, tongs, or test tube holders for hot objects.
- Report all spills immediately: including chemical spills on skin or in the eye.
- Report broken or chipped equipment immediately.
- Use caution when handling sharp objects.
After an Experiment
- Unplug, dispose, and wash lab supplies as instructed.
- Clean up your mess when you are done.
- Wash your hands after handling classroom pets.
First Aid
- Cuts: apply direct pressure to stop bleeding, cover with a clean dressing.
- Burns: apply cold water and call the teacher immediately.
- Ingestion of Chemicals: note the name of the chemical and report to the teacher right away.
- Chemical spills on skin: wash with a large amount of water and call the teacher immediately.
- Chemical in the eye: flush with plenty of water using an eyewash bottle or fountain and report to the teacher right away.
Hazard Symbols
- Toxic/Poisonous: substances that are poisonous if swallowed or breathed in. Examples: Chlorine, Mercury, Cyanide.
- Flammable: substances that easily catch fire when ignited or exposed to water or air. Examples: Kerosene, Gasoline, Alcohol.
- Explosive: substances that are at risk of exploding when heated or struck. Examples: Ammonium nitrate, Nitroglycerin, Flash powder.
- Corrosive: substances that can cause skin burns or damage on contact and can damage metals. Examples: Hydrochloric acid, Sulfuric acid, Sodium hydroxide.
- Environmental Hazard: substances that damage or pollute the environment. Examples: Lead, zinc oxide, pesticides.
- Biohazard: substances or organisms that may cause infection. Examples: Microorganisms, viral samples, medical wastes, needles.
Responsibility
- You are responsible for your safety and the safety of those around you.
- Failure to act in a safe and responsible manner will result in the removal of all science lab privileges.
Studying That Suits You
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Description
Test your knowledge on various laboratory equipment essential for scientific experiments. This quiz covers items like microscopes, Bunsen burners, and thermometers, along with their uses and characteristics. Perfect for students studying chemistry or biology!
