____ is the force that pushes the electrons through a circuit in much the same way that pressure pushes liquid through a pipe.
a. Voltage
b. Current
c. Watts
d. Resistance
a. Voltage
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Technician A says that engine components made from different materials thermal expand at different rates. Technician B says that the gasket must be able to withstand scrubbing or even shearing during uneven expansion and contraction while maintaining its seal. Who is correct?
A. A only B. B only C. Both A and B D. Neither A nor B
Why did Napoleon sell the Louisiana Territory to the United States?
a. He needed funds for military expansion. b. He needed funds for domestic reforms. c. He needed funds to pay off France’s debts. d. He needed funds to stabilize the currency.
Suppose that Cheddars is currently selling 500 Chicken and Oriental salads for $5. Suppose that the own-price elasticity for this product is -0.8. If Cheddars wishes to lower the price to $4, you predict that, all other factors held constant, the number of Chicken and Oriental salads sold at this price will be
A) 580. B) 600. C) 420. D) Can't tell; insufficient information.
In the epochal 1954 decision in Brown v. Board of Education of Topeka, the Supreme Court
A. declared that the concept of "separate but equal" facilities for blacks and whites was unconstitutional. B. upheld its earlier decision in Plessy v. Ferguson. C. rejected desegregation. D. declined to rule on whether segregated facilities for blacks and whites were constitutional. E. ordered immediate and total integration of all American schools.