Radiation detectors use which of the following properties to detect radioactivity?
A) charge
B) ionizing ability
C) mass
D) all of these
B
You might also like to view...
How much of the total U.S. land area does the federal government own and what is it primarily used for?
A) 2% used for public housing B) 7% used for housing government offices C) 20% used for the Interstate Highway system D) 40% used for national parks and military facilities E) 55% used for national parks, military facilities, Interstate Highways, government offices, and public housing
The Canadian urban core became established for the same reasons as the U.S. Manufacturing Belt. These include all of the following EXCEPT
A) the Industrial Revolution. B) consolidation of agricultural trade. C) establishment of a national railroad system. D) rapid urban growth. E) the opening of the St. Lawrence Seaway.
What are the two main types of boundaries and their subtypes?
What will be an ideal response?
In comparing Malthus's theory to actual world food production and population growth during the past half-century, the principal difference is that
A) actual food production has been much higher than Malthus predicted. B) Malthus's theory predicted much higher food production than has actually occurred. C) actual population growth has been much higher than Malthus predicted. D) Malthus's theory predicted much higher population growth than has actually occurred. E) population increased geometrically while food production increased arithmetically.