#6, list givens and wants and the formula

Which statement best describes how private industry decides where to spend the money on research and development

Juan created a chart to him study for a test. which headings best complete the chart? x: transparent objects y: opaque objects x: opaque objects y: transparent objects x: high frequency waves y: low frequency waves x: low frequency waves y: high frequency waves

Which of the following are used in an electrochemical cell? a. electrodes b. electrolyte c. terminals d. all of the above