The ocean is a vast reservoir of kinetic energy, but it's also a challenging place to generate electricity. Which of these does NOT present a challenge when using wave energy to provide electrical energy?

A.)Waves are too inconsistent to be useful

B.)Salt water can corrode metal components

C.)Storms and forceful waves can damage power systems or loosen them from their moorings

D.)Barnacles and other sea creatures can cling to exposed surfaces, blocking intakes and weighing down machinery

An insurance company wants to know if the average speed at which men drive cars is higher than that of women drivers. the company took a random sample of 27 cars driven by men on a highway and found the mean speed to be 72 miles per hour with a standard deviation of 2.2 miles per hour. another sample of 18 cars driven by women on the same highway gave a mean speed of 68 miles per hour with a standard deviation of 2.5 miles per hour. assume that the speeds at which all men and all women drive cars on this highway are both approximately normally distributed with unknown and unequal population standard deviations.

The government has declared that a hurricane is likely to hit the east coast. which government division is part of acf and provides guidance to citizens? a. job opportunities for low-income individuals b. office of human services emergency preparedness and response c. assets for independence d. low-income home energy assistance program

The particles that are found in the nucleus of an atom are