{"version":"1.0","type":"link","title":"Gravity wave - Newikis","description":"In fluid dynamics, gravity waves are waves in a fluid medium or at the interface between two media when the restoring force is gravity. Wind waves and ocean swell are surface gravity waves, with the interface being the water surface.","provider_name":"Newikis","provider_url":"https://newikis.com","cache_age":86400,"thumbnail_url":"https://upload.wikimedia.org/wikipedia/commons/2/2f/Waves.jpg","thumbnail_width":640,"thumbnail_height":480}