The 1960s media theorist Marshall McLuhan famously coined the phrase...单项选择题
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The simplified model of media has four primary elements. Which is not a primary element?
Fill in the blank. According to Marshal McLuhan, the _______ is the message.
Question textMatch the following questions A-F to the correct parts of the diagram of McLuhan’s Tetrad. There are TWO questions you will NOT use. [table] A. What does it make popular again? B. What does it improve? C. What problems does it create? D. What might it become? E. What are the advantages? F. What does it replace? [/table] [table] Enhancement: | Answer 1 Question 14 ABCDEF Obsolescence: | Answer 2 Question 14 ABCDEF Retrieval: | Answer 3 Question 14 ABCDEF Reversal: | Answer 4 Question 14 ABCDEF [/table]
A 62.9 kg lady is standing on a weighing scale in an elevator as shown in the diagram below. Assume gravitational acceleration = 15 ms-2 Given that the elevator is accelerating upwards at 3.7 ms-2 , determine the magnitude of the normal force on the lady.
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