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Atom symbol isolated on white background
Handsome senior scientist man wearing white dress coat stand in front interior laboratory background smiling positive. Successful face and feeling expression.
Close up portrait of George Washington from dollar bill against black background.
Senior female math teacher writing on board in classroom. She is in her fifties. This is part of a series promoting diversity and equity in STEM. Horizontal waist up indoors shot with copy space. This was taken in Montreal, Quebec, Canada.
Animation of a 3d model of a blue neon atom on the starry sky. Molecules of luminous particles rotate around the beam of a light ellipse. Physics chemistry abstract dark background. Blue neon sphere. 8k wallpaper 4k screensaver.
Newton's Equations. Rear view, close-up on young man standing back against green chalkboard. He explains, solves physics tasks, retro style. Processing for retro bleached look, slight vignette added.
Portrait of a middle aged professional researcher with protective glasses and gloves smiling and looking at camera.
Illustration from 19th century
muslim young teacher leading chemistry lesson at school, chemistry science and experience in college lab, arabic student sitting at table looking at camera
Atom, abstract scientific background
Portrait of a serious young male scientist, medical worker, chemist standing in a laboratory in a white coat and protective glasses, looking at the camera with his arms crossed.
Electrons with light trails of  energy orbiting around the nucleus, 3d render.
Contemporary teacher in whitecoat doing record of chemistry lesson for his online audience on smartphone camera against blackboard
Chemistry teacher writing down chemical formula on whiteboard
crazy scientist the making mix of chemicals to experiment on mouse
Waist up portrait of a mature male pharmaceutical researcher wearing  protective gloves and glasses, lab equipment in blurred foreground. Holding up a condenser with blue liquid and examining it, small glass jar in other hand. Looking away.
A young scientist chemist at the university is preparing for an exam, studying chemistry as a science at school, an Arabic student at a chemistry lesson, a blackboard background with chemical formulas
Atom, abstract scientific background
Research, man or scientist in laboratory with chemical liquid for science chemistry or scientific testing. Physics analysis, healthcare or medical doctor with acid solution for medicine development
young cheerful professor in front of blackboard
Painting Benjamin Franklin face on us one hundred dollar bill ma in New York, New York, United States
Close-up on female teacher in horn rimmed glasses. She is standing against chalkboard and holding chalk. Focus on blackboard.
An elderly professor of mathematics stands in his office at a white board with notes and explains the material to students.
Atom
Portrait of mature adult teacher in front of green chalkboard. He is looking at camera and wearing a white lab coat and a yellow necktie.. Math formulas are written on blackboard. Shot in door with a medium format camera.
a chemistry teacher in white sits on a chair against the background of a marker board with formulas, conducts an experiment, mixes two liquids, observes the reaction. Webcam view. Banner. copy space
atomic structure consisting of protons, neutrons and electrons.Scientific of atom,3d rendering
Waist up portrait of a grey-haired male pharmaceutical researcher wearing  protective gloves, putting on protective eyewear, standing behind his desk, lab equipment in blurred foreground. Getting started. Looking away.
Senior scientist standing at blackboard covered with his graphs and formulas
Illustration from 19th century
Free Images: "bestof:P Physicist.png Description P icon of Physicist Topics Source Own work based on atom_clipart_violet png Wave_frequency gif Physicist http //www clipart com"
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