The cost of researching technology to extract alternative fossil fuels, such as oil sands and oil shale, is high. Do you think this is a wise investment? Explain why or why not.

Which of the following graphs have the same wavelengths

Many organizations release indexes used to measure the development of the world's countries. as we learned in this lesson, these indexes measure many factors, from life expectancy to happiness. in your opinion, what are the three most important factors we can use to determine how developed a country might be? explain your answers in a few sentences.

What is the term for a water wave that is created by an underwater earthquake?