For a measurement to be considered valid, it must:

A) forecast what it is supposed to predict.

B) vary from person to person

C) cost a lot of money to develop

D) use the latest technology

Who was the first commandaer in the chief of the us military

According to functionalist theorists Kingsley Davis and Wilbert E. Moore, stratification is necessary to ensure that: a. important positions are filled by the most qualified people b. profit is maximized in a capitalist society c.

What kind of food would we have if there weren't europeans?

A widespread outbreak of the flu may be considered a disaster if

What do you Americans think about kim jong-un?

What trick did cratchit's family play on him as he entered the house?

Axis Powers used the Anti-Comintern Pact to hide their aggressive intentions with a false pledge to stop the spread of communism. the answer is (true)

Marine organisms at higher trophic levels constrain higher levels of mercury true or false

Payroll is best defined as A. payment for machines used by a business. B. wages and benefits paid to employees. C. the cost of buildings and tools. D. the price charged by the competition.

Give to examples of human activities that can affect the earth system