This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
US Navy NR An EmbryRiddle Aeronautical University instructor discusses propeller versus turbine driven engine designs with Navy Junior ROTC cadet ensigns during science technology engineering and math STEM. en DAYTONA BEACH Fla June An EmbryRiddle Aeronautical University instructor discusses propeller versus turbine driven engine