Scientific Method And Lab Equipment Quiz By Cathy Pons

1.

Safety goggles

High impact sunglasses

Oakies

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Explanation

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2.

Regulation Fire Extinguisher

Red butane tank

Eye wash

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Explanation

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3. Hands-on experiences are essential to learning in science class, but safety must be considered first.

True

False

This statement is true because hands-on experiences allow students to actively engage with the subject matter and gain a deeper understanding of scientific concepts. However, safety should always be a top priority in the science classroom to ensure that students are protected from any potential hazards or accidents. By prioritizing safety, educators can create a learning environment that promotes both exploration and well-being.

Explanation

This statement is true because hands-on experiences allow students to actively engage with the subject matter and gain a deeper understanding of scientific concepts. However, safety should always be a top priority in the science classroom to ensure that students are protected from any potential hazards or accidents. By prioritizing safety, educators can create a learning environment that promotes both exploration and well-being.

4. nREPORT any accident, incident, or unsafe situation to the teacher immediately.

True

False

It is important to report any accident, incident, or unsafe situation to the teacher immediately to ensure the safety and well-being of everyone involved. By reporting promptly, appropriate actions can be taken to address the situation and prevent any further harm or danger. This helps create a safe learning environment for all students and promotes proactive measures in maintaining safety.

Explanation

It is important to report any accident, incident, or unsafe situation to the teacher immediately to ensure the safety and well-being of everyone involved. By reporting promptly, appropriate actions can be taken to address the situation and prevent any further harm or danger. This helps create a safe learning environment for all students and promotes proactive measures in maintaining safety.

5. nKeep hands away from face, eyes, and mouth while using science material or when working with either chemicals or preserved specimens.

True

False

The statement suggests that it is important to keep hands away from the face, eyes, and mouth while using science materials or when working with chemicals or preserved specimens. This is true because these materials can potentially be harmful if they come into contact with sensitive areas such as the eyes or mouth. By keeping hands away from these areas, the risk of accidental ingestion or irritation is minimized.

Explanation

The statement suggests that it is important to keep hands away from the face, eyes, and mouth while using science materials or when working with chemicals or preserved specimens. This is true because these materials can potentially be harmful if they come into contact with sensitive areas such as the eyes or mouth. By keeping hands away from these areas, the risk of accidental ingestion or irritation is minimized.

6. nClosed shoes must be worn on lab days.

True

False

Closed shoes must be worn on lab days to ensure safety and prevent any potential accidents or injuries. Open-toed shoes or sandals may expose the feet to hazardous materials or equipment in the lab environment. Wearing closed shoes provides protection and reduces the risk of harm. Therefore, the statement "Closed shoes must be worn on lab days" is true.

Explanation

Closed shoes must be worn on lab days to ensure safety and prevent any potential accidents or injuries. Open-toed shoes or sandals may expose the feet to hazardous materials or equipment in the lab environment. Wearing closed shoes provides protection and reduces the risk of harm. Therefore, the statement "Closed shoes must be worn on lab days" is true.

7.

Stereoscope

Microscope

Telescope

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Explanation

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8. A graduated cylinder measures in what unit?

ML

Mb

Mc

A graduated cylinder measures in milliliters (mL). This unit is commonly used to measure the volume of liquids. The mL is a metric unit of volume, and it is equivalent to one cubic centimeter (cc). Graduated cylinders have markings along the side that indicate the volume of liquid present, allowing for precise measurements to be taken. The mL unit is widely used in scientific experiments and laboratory work to accurately measure the volume of liquids.

Explanation

A graduated cylinder measures in milliliters (mL). This unit is commonly used to measure the volume of liquids. The mL is a metric unit of volume, and it is equivalent to one cubic centimeter (cc). Graduated cylinders have markings along the side that indicate the volume of liquid present, allowing for precise measurements to be taken. The mL unit is widely used in scientific experiments and laboratory work to accurately measure the volume of liquids.

9. nDispose of waste materials from experiments as directed by teacher.

True

False

The statement is true because it is important to dispose of waste materials from experiments as directed by the teacher. This is necessary to ensure the safety of everyone in the laboratory and to prevent any potential harm or contamination. Following the teacher's instructions for waste disposal helps maintain a clean and organized lab environment and promotes responsible and ethical scientific practices.

Explanation

The statement is true because it is important to dispose of waste materials from experiments as directed by the teacher. This is necessary to ensure the safety of everyone in the laboratory and to prevent any potential harm or contamination. Following the teacher's instructions for waste disposal helps maintain a clean and organized lab environment and promotes responsible and ethical scientific practices.

10.

Cylinder

Graduated Cyliner

Beaker

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Explanation

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11.

Safety gloves

Plastic kitchen gloves

Prosthetic glove for hands

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Explanation

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12.

Test tube

Test tubes and rack

Flasks

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Explanation

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13.

Petrri dish

Petri dish

Petri disk

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Explanation

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14.

Beaker

Glass Graduated Cylinder

Plastic Graduated Cylinder

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Explanation

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15. What unit does a triple beam balance measure?

Milliliters

Grams

Pounds

A triple beam balance is a type of weighing scale used to measure the mass of an object. The unit of measurement used by a triple beam balance is grams. This means that the balance is designed to accurately determine the weight of an object in grams, making it a suitable tool for scientific experiments and other applications where precise measurements are required.

Explanation

A triple beam balance is a type of weighing scale used to measure the mass of an object. The unit of measurement used by a triple beam balance is grams. This means that the balance is designed to accurately determine the weight of an object in grams, making it a suitable tool for scientific experiments and other applications where precise measurements are required.

16.

Weight scale

Triple Beam Balance

Bathroom scales

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Explanation

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17. What does calibrate mean?

To adjust a machine to a certain standard

Mix chemicals by directions

Calculate all measurements to the nearest 100

Calibrating means adjusting a machine to a certain standard. This process ensures that the machine is functioning accurately and producing reliable results. By calibrating the machine, any deviations or errors can be corrected, ensuring that it operates within the desired specifications. This is important in various industries where precise measurements and accurate readings are crucial, such as manufacturing, engineering, and scientific research. Calibrating machines helps maintain quality control, improves efficiency, and ensures consistency in the output.

Explanation

Calibrating means adjusting a machine to a certain standard. This process ensures that the machine is functioning accurately and producing reliable results. By calibrating the machine, any deviations or errors can be corrected, ensuring that it operates within the desired specifications. This is important in various industries where precise measurements and accurate readings are crucial, such as manufacturing, engineering, and scientific research. Calibrating machines helps maintain quality control, improves efficiency, and ensures consistency in the output.

18. What is your password for eClassroom?

Eagles

Birthday Year, Month, Day

Birthday month, year, day

The correct answer is "Birthday Year, Month, Day". This suggests that the password for eClassroom should be a combination of the user's birth year, month, and day. This format is commonly used for passwords as it provides a unique and personal combination of numbers that is easy for the user to remember.

Explanation

The correct answer is "Birthday Year, Month, Day". This suggests that the password for eClassroom should be a combination of the user's birth year, month, and day. This format is commonly used for passwords as it provides a unique and personal combination of numbers that is easy for the user to remember.

19.

Pipette

Medicine dropper

Pipettest

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Explanation

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20. A metric ruler measures in what unit?

Meters

Milliliters

Centiliters

A metric ruler measures in meters, which is the standard unit of length in the metric system. The metric system is used worldwide and is based on powers of ten, making it easy to convert between different units of measurement. Meters are commonly used to measure distances and lengths of objects, and a metric ruler typically has markings in centimeters and millimeters to provide more precise measurements.

Explanation

A metric ruler measures in meters, which is the standard unit of length in the metric system. The metric system is used worldwide and is based on powers of ten, making it easy to convert between different units of measurement. Meters are commonly used to measure distances and lengths of objects, and a metric ruler typically has markings in centimeters and millimeters to provide more precise measurements.