COPY: Risk Assessment in Mathematical Terms

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What is the term used to describe unwanted or unpleasant sound?

Frequency

Vibration

Noise (correct)

Pressure

What is the term used to describe the distance between the successive peaks of sound waves?

Velocity

Amplitude

Frequency

Wavelength (correct)

What is the term used to describe the speed at which sound waves propagate through the medium?

Wavelength

Frequency

Amplitude

Velocity (correct)

What is the term used to describe the rate at which sound waves pass a given point?

Frequency Signup and view all the answers

What is the term used to describe the magnitude of sound waves?

Amplitude Signup and view all the answers

What is the result of pressure changes in a medium due to a vibrating object?

Sound waves Signup and view all the answers

What is the primary factor influencing risk in a given situation?

The nature of the situation Signup and view all the answers

What is the mathematical relationship between risk, hazard, and exposure?

R ∝ H × E Signup and view all the answers

What would be the result of replacing a hazardous material with a non-hazardous one?

The risk would be eliminated and exposure would not need to be controlled Signup and view all the answers

Who is credited with the quote 'All substances are poisons; there is none which is not a poison'?

Paracelsus Signup and view all the answers

What is the earliest recorded observation of an occupational disease attributed to?

Hippocrates Signup and view all the answers

Why were mercury mines considered too unhealthy for Roman citizens?

Because they were contaminated by mercury vapor Signup and view all the answers

What was the primary focus of Georgius Agricola's detailed study?

The economic benefits of gold-and silver-mining operations Signup and view all the answers

In what century did the Roman scholar Pliny describe mercury poisoning as a disease of slaves?

1st century BC Signup and view all the answers

What is the minimum sound pressure level in pascals that can be perceived by the human ear?

0.0002 Signup and view all the answers

What is the sound pressure level in decibels of an office environment?

40-60 Signup and view all the answers

What is the name of the membrane that vibrates when sound waves enter the outer ear?

Tympanic membrane Signup and view all the answers

What is the name of the structure that sends nerve impulses to the brain?

Organ of Corti Signup and view all the answers

What is the health effect of prolonged exposure to loud noises?

All of the above Signup and view all the answers

What is the maximum sound pressure level in pascals that can be tolerated by the human ear without causing pain?

200 Signup and view all the answers

What is the term for the process by which the ear transforms sound vibrations into nerve impulses?

Hearing Signup and view all the answers

What is the name of the window in the cochlea where the stapes bone transmits sound vibrations?

Oval window Signup and view all the answers

What is the primary focus of hazard identification by work analysis?

Identifying occupations involved and the work people carry out Signup and view all the answers

What type of work activities is the work analysis method better suited for?

Work activities with a considerable degree of scope for the worker to decide how the task is carried out Signup and view all the answers

What is a major limitation of the work analysis approach?

It does not identify hazards that are not part of someone's work Signup and view all the answers

What is the first step in the process of hazard identification by work analysis?

Identify all the tasks people carry out Signup and view all the answers

What is the primary focus of hazard identification by process?

Identifying processes involved on a worksite and the hazards at each step Signup and view all the answers

What is used to build up a profile of hazards and the occupations and tasks they apply to?

Information derived from task analysis Signup and view all the answers

What is the second step in the process of hazard identification by work analysis?

Work out the steps or stages involved in doing the task Signup and view all the answers

What type of work is hazard identification by work analysis applicable to?

Construction work and forestry operations Signup and view all the answers

What is the range of wavelengths of microwaves?

1mm to 30cm Signup and view all the answers

What is a potential health effect of long-term exposure to microwaves?

Cancer Signup and view all the answers

What is the primary source of concern for Extremely Low Frequency Fields (ELF)?

Power lines, TV, and radio transmitters Signup and view all the answers

What is the defining characteristic of ionizing radiation?

Ability to produce ions Signup and view all the answers

What are the primary types of ionizing radiation?

Alpha, beta, gamma, and x-rays Signup and view all the answers

What can be a source of alpha and beta particles and gamma rays?

Both natural and technologically produced sources Signup and view all the answers

COPY: Risk Assessment in Mathematical Terms

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Questions and Answers

What is the term used to describe unwanted or unpleasant sound?

What is the term used to describe the distance between the successive peaks of sound waves?

What is the term used to describe the speed at which sound waves propagate through the medium?

What is the term used to describe the rate at which sound waves pass a given point?

What is the term used to describe the magnitude of sound waves?

What is the result of pressure changes in a medium due to a vibrating object?

What is the primary factor influencing risk in a given situation?

What is the mathematical relationship between risk, hazard, and exposure?

What would be the result of replacing a hazardous material with a non-hazardous one?

Who is credited with the quote 'All substances are poisons; there is none which is not a poison'?

What is the earliest recorded observation of an occupational disease attributed to?

Why were mercury mines considered too unhealthy for Roman citizens?

What was the primary focus of Georgius Agricola's detailed study?

In what century did the Roman scholar Pliny describe mercury poisoning as a disease of slaves?

What is the minimum sound pressure level in pascals that can be perceived by the human ear?

What is the sound pressure level in decibels of an office environment?

What is the name of the membrane that vibrates when sound waves enter the outer ear?

What is the name of the structure that sends nerve impulses to the brain?

What is the health effect of prolonged exposure to loud noises?

What is the maximum sound pressure level in pascals that can be tolerated by the human ear without causing pain?

What is the term for the process by which the ear transforms sound vibrations into nerve impulses?

What is the name of the window in the cochlea where the stapes bone transmits sound vibrations?

What is the primary focus of hazard identification by work analysis?

What type of work activities is the work analysis method better suited for?

What is a major limitation of the work analysis approach?

What is the first step in the process of hazard identification by work analysis?

What is the primary focus of hazard identification by process?

What is used to build up a profile of hazards and the occupations and tasks they apply to?

What is the second step in the process of hazard identification by work analysis?

What type of work is hazard identification by work analysis applicable to?

What is the range of wavelengths of microwaves?

What is a potential health effect of long-term exposure to microwaves?

What is the primary source of concern for Extremely Low Frequency Fields (ELF)?

What is the defining characteristic of ionizing radiation?

What are the primary types of ionizing radiation?

What can be a source of alpha and beta particles and gamma rays?

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