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Some scratchs and grain. Scanned print.
Happy teacher teaching how to do the column additions at elementary school. Smiling man explaining additions in column in primary class while writing on whiteboard. Maths teacher explaining arithmetic sums to elementary children.
Businesspeople employ artificial intelligence (AI) in document management systems, online documentation databases, and digital file storage systems or software to efficiently archive firm data.
Pearl Harbor, USA - April 1st, 2022: Battleship USS Missouri. National historic sites at Pearl Harbor tell the story of the battle that plunged US into World War II.
Army general manages and interprets satellite footage to gain insight targeting enemy positions. Marine corps officer takes notes about hostile vessels trajectory, national safety. Camera B.
Battleship docked in Norfolk, VA, U S Navy WW II vintage USS Wisconsin at harbor as a tourist attraction. More views:
Plymouth, Devon, England UK: July 07 2022: Naval ships sail into the docks at Plymouth Sound.
Happy Latin American medical students talking in class and sharing ideas - education concepts
Tokyo, Japan - April 13, 2008:French Navy Mistral (L9013), Mistral-class amphibious assault ship.
A young female teacher squats next to a little boy of Asian descent sitting at a desk, to help him use a tablet for schoolwork during class.
Aerial view of luxury yacht goes to open sea with beautiful blue colour of water. Wealth recreation lifestyle. Bird's eye view of expensive floating ship traveling by Europe in summer
Navy frigate enters a harbour after offshore training exercises.
A USS Destroyer and Littoral Combat Ship hunt together in the South Pacific. Taken during a Pacific Deployment in 2014.
Family enjoying summer vacation on luxury yacht.
Navy ship USS Michael Monsoor DDG-1001 at the San Francisco port 10/10/2021
Group of students raising their hand and asking question to the teacher in an IT class - education concepts
The Hessen (F221) is a Sachsen class Frigate and is Germany's latest class of highly advanced air-defense frigates. The Hessen is 469 feet long and has a turning radius of 1,870 feet. This class of frigates has a crew of 38 officers, 64 petty officers, and 140 enlisted sailors, with provisions for female sailors. These frigates use a combined diesel and gas propulsion system with a top speed of 33 miles per hour. The weapon systems on the Hessen include 32 cell anti air weapons, two four cell anti-ship missile launchers, two triple torpedo launcher's for defense against submarines, one 62-caliber gun and remote controlled autocannons.
Female teacher helping to girls working on small robot, building robotic car in after-school robotics club. Children learning robotics in Elementary school. Girls in science, STEM.
soldier man hand click on laptop to use program of radar and radio aviation for test system of tracking and defense at the dark control room center in monitor station for military technology concept
An adorable multiracial three year old girl wearing flotation devices on her arms smiles as her mother helps her swim during a lesson at an indoor aquatic park.
Alameda, California, USA - December 19, 2018: Vintage WWII era aircraft carrier Hornet military ship in port at dock.
Boat speeding in front of a container ship at the Industrial port of Miami, Florida
Closed doorway into a classroom with a Back to School message on the chalkboard, seen from a hallway with a blue wall and copy space. Education and learning environment. 3d rendering
Portrait of child boy during class at school
Tourist Submarine Hatch Open, and Ready to be Boarded.
Happy fashion design students having fun printing textiles in class and smiling - education concepts
Happy male teacher with solar panel explaining pupil about solar energy with illuminated bulbs. Teacher in science classroom showing a solar panel to generate electricity. Smiling multiethnic primary children learning and experimenting about renewable energy sitting together around desks.
Student giving water to potted plants in the school garden during an outdoor agriculture class
Portsmouth, UK - June 10, 2018: HMS QUEEN ELIZABETH - the Royal Navy's newest and largest ever warship - sails from Portsmouth for only the second occasion, this time heading for the USA for first of class flying trials and warm weather sea trials
E-learning technology, webinar, online education and training to develop new skills and knowledge. AI-enhanced learning with personalized courses. Remote learning on internet. Virtual screen
Free Images: "bestof:Navy 071101-N-4965F-008 Boatswain's Mate 2nd Class Stephen Rauch, assigned to guided-missile destroyer USS Hopper (DDG 70), pipes.jpg en PEARL HARBOR Hawaii Nov"
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