Which of the following provides the minimum amount of protection you need to block the following form of radiation? alpha
A) lead suit
B) suntan lotion
C) thick leather
D) T-shirt
E) none of the above
B
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Which of the following mathematical functions can be used for local operations?
A. logarithmic B. trigonometric C. arithmetic D. all of these are correct E. both arithmetic and logarithmic
Which of the following is an example of cost-space convergence?
A) Jules Verne wrote a book entitled "Around the World in 80 Days," in the late 1800s; today Landsat satellites can orbit the earth once in only 99 minutes. B) Travel from Edinburgh to London dropped from 2,000 minutes by stagecoach to 800 minutes by steam locomotive. C) The number of people traveling by air increased dramatically after deregulation resulted in lower airfares. D) A proposed bullet train in California, which will average over 200 miles per hour, will travel from Los Angeles to San Francisco in just over two hours, beating the 5 hours it currently takes to drive. E) all of the above
Episodes of climate change during the last 1,000 years include all but which of the following?
A. the Maunder Minimum B. the Little Ice Age C. the Medieval Maximum D. the Renaissance Warming
________, rather than ________, are becoming the leading causes of disability and premature death worldwide.
A. Infectious diseases such as malaria; traffic deaths B. Chronic conditions such as cardiovascular disease; infectious diseases such as malaria C. Infectious diseases such as malaria; chronic conditions such as cardiovascular disease D. Chronic conditions such as cardiovascular disease; traffic deaths E. Traffic deaths; infectious diseases such as malaria