What Best Describes Alpha Particles

question 59

Multiple Choice

What best describes alpha particles?

• A)They have the greatest potential to cause serious health problems.
• B)It takes thick concrete to stop them.
• C)They can penetrate upper layers of skin.
• D)They can be stopped by a sheet of paper.
• E)They can be stopped by heavy clothing.

---

Definitions:

Biological Magnification

The process by which the concentration of toxic substances increases in each successive link in the food chain.

Bioaccumulation

The buildup of a persistent toxic substance, such as certain pesticides, in an organism’s body.

DDT

Dichloro-Diphenyl-Trichloroethane, a synthetic insecticide used historically for malaria and pest control, now banned in many countries due to environmental impact.

Nitrogen Cycle

A biogeochemical cycle that describes the transformations of nitrogen and nitrogen-containing compounds in nature.