Different vibrations make different sounds. True or false?
this is for science

In the united states, one worker can produce 10 tons of steel per day or 20 tons of chemicals per day. in the united kingdom, one worker can produce 5 tons of steel per day or 15 tons of chemicals per day. the united kingdom has a comparative advantage in the production of:

On december 31, 2013, coronado company issues 173,000 stock-appreciation rights to its officers entitling them to receive cash for the difference between the market price of its stock and a pre-established price of $10. the fair value of the sars is estimated to be $5 per sar on december 31, 2014; $2 on december 31, 2015; $10 on december 31, 2016; and $8 on december 31, 2017. the service period is 4 years, and the exercise period is 7 years. prepare a schedule that shows the amount of compensation expense allocable to each year affected by the stock-appreciation rights plan.

Which of the following statements is true of unsought products? as compared to convenience products, unsought products are purchased more frequently. unsought products are consumer products and services that customers usually buy frequently, immediately, and with minimal comparison and buying effort. a life insurance policy is an example of an unsought product. unsought products have strong brand identification for which a significant group of buyers is willing to make a special purchase effort. unsought products are those products purchased for further processing or for use in conducting a business.