Radon That Is Found in Many Homes Comes from

question 19

Multiple Choice

Radon that is found in many homes comes from

• A)the breakdown of nuclear waste that is continually being transported across the country.
• B)ultraviolet radiation entering the home through windows and skylights.
• C)the decay of uranium in rocks under or near the home.
• D)the decomposition of compounds used in dry cleaning that are prevalent in most homes.