What is science and why do we study science and what are the benefits we are going to get from it ?

1. in terms of fuel economy rank the following hybrid and electric vehicles, and justify application specific to each hybrid technology stop/start | mild hybrid | full hybrid | plug-in hybrid | full electric a. rank based on fuel economy b. justify your application specific for each technology

Ain is , is 's of ? 0.62 0.79 1.27 1.50

Abody covers a semicircle of radius 7cm in 5s .find its linear speed