A Beta Particle Is

question 59

Multiple Choice

A beta particle is:

• A)a helium nucleus
• B)an electron or a positron
• C)a radioactive element
• D)any negative particle
• E)a hydrogen atom

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Definitions:

Primary Pollutants

Pollutants that are emitted directly from identifiable sources and enter the air or water in a harmful form.

Sulphur Dioxide

A toxic gas with a pungent, irritating smell, produced by burning sulfur in the air. It is used as an industrial pollutant and also occurs naturally in volcanic emissions.

Acid Deposition

A broad term that includes any form of precipitation with acidic components, such as sulfuric or nitric acid that falls to the ground from the atmosphere.

Human Respiratory Diseases

Medical conditions affecting the lungs and the ability to breathe, such as asthma and pneumonia.