Theory Stock Footage: Royalty-Free Video Clips

Royalty-free Stock Footage Clips

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"theory"
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(202 results found for theory)

Young Researchers

Animated squared paper sheets with math formulas and equations. Digitally generated background

Physics And Mathematics Formulas 4

Science Calculation Physics Math and Chemisrty Formulas Background

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Medium footage of Middle Eastern male scientist or professor standing next to projector screen with presentation slide, giving lecture on biochemistry at university or conference

Handheld tracking shot with close up of male university professor writing math formula on chalkboard

Blackboard Mathematical symbols, functions, formula's and equations

Scientist writing formulas on chalkboard. Hand with chalk wrote physics formulas on black chalkboard closeup

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A girl reads a chess book, learning strategies, then applies her knowledge on a chess board, showcasing her analytical skills and the blend of theory and practice in mastering chess. .Chess Learning Practicing Notebook

Dolly-in shot of male Arab university professor solving complex calculus problem on blackboard, then turning towards camera and smiling

Studying Physics With Pencil On White Paper 2

Medium shot of mature Caucasian male teacher standing by flipchart and pointing at English grammar rules on colorful sheets of paper while giving lesson to group of students in library

Expert takes an old book from the shelf. Stock footage. An ancient relic taken by gloved hands

Tracking shot of cute child in glasses pondering math equations on blackboard

Portrait of detective explaining suspicion theory to colleague in darkness indoors. Medium shot of confident Caucasian man talking with coworker in police department. Crime investigation concept.

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Full shot with reflection effect of Middle Eastern male scientist presenting innovative research to doctors in white coats at medical conference, with slides on projector screen, audience applauding

Blackboard Mathematics and physics formula calculation in digital space

Intelligent teacher or student explaining challenging math equation and proving theorem

Science Calculation Physics Math and Chemisrty Formulas Background

Close up view of Science Calculation, Physics Math and Chemistry Formulas Background

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Full shot of Caucasian female research scientist demonstrating slide on projector screen, talking about innovative discovery of new therapy at medical conference, and delighted audience clapping

Caucasian man pondering in library, sharing wisdom with a smile

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Medium footage of mature Asian male physician standing next to projector screen at meeting, speaking about scientific research on biochemistry of new drug, pointing to slide with cell and molecules

Cinemagraph - Group of people with foil on their heads discussing conspiracy theories. Friends with foil on their heads. You know, so they

Science Calculation Physics Math and Chemisrty Formulas Background

Interstellar black hole with glowing accretion disk and singularity nucleus. Concept 3D animation of cosmic wormhole on starry space background. Theory of relativity and quantum physics wallpaper.

Physics And Mathematics Formulas 5

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Medium full footage of Caucasian female pharmaceutical sales representative with tablet computer promoting new drug or therapy to doctors at medical conference, speaking about its benefits

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Three burning candles in secret freemasonry lodge on the background of blurred wall inscription and some other signs, idolatry of rich

Physics And Mathematics Formulas 8

Science Calculation Physics Math and Chemisrty Formulas Background

Tracking shot of focused male university professor writing math formula on blackboard

Close-up captures jet contrails/chemtrails being sprayed in the sky on a clear sunny day

Studying Science Physics Education

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Medium portrait shot of Caucasian female scientist or professor with tablet computer and headset microphone standing by projector screen, giving lecture on biochemistry, turning to camera and smiling

Hand Testing Retangular Prism With Rgb Light

Interstellar black hole with glowing accretion disk and singularity nucleus. Concept 3D animation of cosmic wormhole on starry space background. Theory of relativity and quantum physics wallpaper.

Female hand writing formulas on blackboard with chalk close up 20s 4k.

Portrait of scientist man with mathematical equations background. He put on his glasses and smile at camera. Clever and smart teacher lecturer concept. Let's study!

Young Teacher Explains Algorithm Scheme in Classroom

Female science professor in lab coat recording lesson with camera while explaining educational material to students at desk in front of blackboard with formulas and equations in university classroom.

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Full vertical footage of male pharmaceutical sales representative with tablet presenting new drug or therapy to doctors at conference, demonstrating data graphs, speaking about benefits

Sampling of biological material using a heated needle

Flying drone airplane with contrails on blue sky

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Golden necklace lying on the table near candlestick and lodge stamp in freemasons lodge, occult symbol of religious community, idolatry and

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Medium vertical portrait shot of Caucasian female scientist or professor with tablet computer standing on stage by projector screen, before speaking at conference, turning to camera, smiling

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Full vertical shot of middle-aged Caucasian woman in glasses, blouse, with ID badge standing by projector screen at meeting, speaking to doctors about scientific research on biochemistry

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Full vertical shot of Caucasian female scientist demonstrating slide on projector screen, talking about innovative therapy or medication at medical conference, and doctors applauding