Use the formula F = ma to answer the following question, where F = the force needed to move a heavy object in newtons, m = the mass of the object in kilograms, and acceleration due to gravity is 9.8m/s. A crane uses a steel cable to list steel I-beams each weighing 500kg.  What is the minimum force in newstons that the cable must support in order to lift the i-beams without breaking?

Which statement about the speed of speech and persuasion is most accurate?​

Discuss the three theories of mass communication as found in Chapter 14.  Give examples of why each theory is important.  Finally, express whether or not you agree with the theory.

Solve the following quadratic equation using the quadratic formula. (x – 2)2 = 16

​Research suggests that the most effective way to change the self-concept is by ____.

People who are high in self-monitoring differ from others in a number of ways. For example, they are more likely to ____.​

Compared to people who are not physically attractive, people who are physically beautiful are assumed to be superior on many traits—including intelligence, sexual warmth, and popularity. This assumption is known as the ____.​

The hypotenuse of a right triangle is m long. One leg is m longer than the other. Find the length of the shorter of the two legs. Round your answer to the nearest tenth of a meter.  

​Since about the 1970s, it appears that self-esteem in the U.S. has been ____.

Lucinda was working for a newspaper and wanted to cover a story. She went to her editor with the idea and she responded that this was not a very important issue. The editor was engaging in __________.