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Transition of theory into practice. Implementation of theories in practice. Hand places a wooden cube to the loading bar with the words theory and practice.
A student or physics scientist pointing at the planet saturn and globe to study laws of gravitational force that affect our planet and phenomena such as sea level or heat waves from solar storms.
Millennial Indian girl sit at desk in living room study on laptop making notes, concentrated young woman work on computer write in notebook, take online course or training at home, education concept
The globe floating among the hands of a scientist studying gravitational attraction between the planets in the solar system and equations hovering around him. Physic education concept.
Financial technology concept. Stock chart. Investment. Fintech.

Free stock photostheory (115)

Math formulas written on a green chalkboardImage used under license from Freestock.com<a href="https://www.freestock.com/free-photos/math-formulas-written-green-chalkboard-102509135">Image used under license from Freestock.com</a>
String theory of winter woodsImage used under license from Freestock.com<a href="https://www.freestock.com/free-photos/string-theory-winter-woods-184000343">Image used under license from Freestock.com</a>
Puppet man with big city great power conceptImage used under license from Freestock.com<a href="https://www.freestock.com/free-photos/puppet-man-big-city-great-power-1368602708">Image used under license from Freestock.com</a>
Puppet businessman in an empty room leaded by a huge handImage used under license from Freestock.com<a href="https://www.freestock.com/free-photos/puppet-businessman-empty-room-leaded-huge-1114148684">Image used under license from Freestock.com</a>
Businessman holding a book with question mark symbol.Image used under license from Freestock.com<a href="https://www.freestock.com/free-photos/businessman-holding-book-question-mark-symbol-1220509987">Image used under license from Freestock.com</a>
Businessman holding book with letter concept.Image used under license from Freestock.com<a href="https://www.freestock.com/free-photos/businessman-holding-book-letter-concept-797855596">Image used under license from Freestock.com</a>
Businessman holding book with doodle drawings and signs.Image used under license from Freestock.com<a href="https://www.freestock.com/free-photos/businessman-holding-book-doodle-drawings-signs-771754483">Image used under license from Freestock.com</a>
Man holding and reading a shiny book.Image used under license from Freestock.com<a href="https://www.freestock.com/free-photos/man-holding-reading-shiny-book-1232055016">Image used under license from Freestock.com</a>
Man holding and reading a shiny book.Image used under license from Freestock.com<a href="https://www.freestock.com/free-photos/man-holding-reading-shiny-book-797855614">Image used under license from Freestock.com</a>
Man holding a book with document symbols around.Image used under license from Freestock.com<a href="https://www.freestock.com/free-photos/man-holding-book-document-symbols-797855602">Image used under license from Freestock.com</a>
Businessman holding a book with question mark symbol.Image used under license from Freestock.com<a href="https://www.freestock.com/free-photos/businessman-holding-book-question-mark-symbol-1174854115">Image used under license from Freestock.com</a>
Businessman holding book with letter concept.Image used under license from Freestock.com<a href="https://www.freestock.com/free-photos/businessman-holding-book-letter-concept-771754126">Image used under license from Freestock.com</a>
Businessman holding a book with question mark symbol.Image used under license from Freestock.com<a href="https://www.freestock.com/free-photos/businessman-holding-book-question-mark-symbol-1134232685">Image used under license from Freestock.com</a>
Businessman holding book with letter concept.Image used under license from Freestock.com<a href="https://www.freestock.com/free-photos/businessman-holding-book-letter-concept-1074441512">Image used under license from Freestock.com</a>
Think Tank with chalkboard textureImage used under license from Freestock.com<a href="https://www.freestock.com/free-photos/think-tank-chalkboard-texture-382461121">Image used under license from Freestock.com</a>
Businessman holding book with letter concept.Image used under license from Freestock.com<a href="https://www.freestock.com/free-photos/businessman-holding-book-letter-concept-682497223">Image used under license from Freestock.com</a>
Businessman holding book with letter concept.Image used under license from Freestock.com<a href="https://www.freestock.com/free-photos/businessman-holding-book-letter-concept-649538440">Image used under license from Freestock.com</a>
Businessman holding book with bulb.Image used under license from Freestock.com<a href="https://www.freestock.com/free-photos/businessman-holding-book-bulb-1048354711">Image used under license from Freestock.com</a>
Businessman holding book with bulb.Image used under license from Freestock.com<a href="https://www.freestock.com/free-photos/businessman-holding-book-bulb-1054917797">Image used under license from Freestock.com</a>
Businessman holding a book with question mark symbol.Image used under license from Freestock.com<a href="https://www.freestock.com/free-photos/businessman-holding-book-question-mark-symbol-794335120">Image used under license from Freestock.com</a>
Businessman holding a book with question mark symbol.Image used under license from Freestock.com<a href="https://www.freestock.com/free-photos/businessman-holding-book-question-mark-symbol-797855620">Image used under license from Freestock.com</a>
Businessman holding book with bulb.Image used under license from Freestock.com<a href="https://www.freestock.com/free-photos/businessman-holding-book-bulb-787846699">Image used under license from Freestock.com</a>
Think Tank rubber sealImage used under license from Freestock.com<a href="https://www.freestock.com/free-photos/think-tank-rubber-seal-365282690">Image used under license from Freestock.com</a>
Businessman holding a book in his hand.Image used under license from Freestock.com<a href="https://www.freestock.com/free-photos/businessman-holding-book-hand-797855617">Image used under license from Freestock.com</a>
Businessman holding book with doodle drawings and signs.Image used under license from Freestock.com<a href="https://www.freestock.com/free-photos/businessman-holding-book-doodle-drawings-signs-787846702">Image used under license from Freestock.com</a>
Man holding a book with document symbols around.Image used under license from Freestock.com<a href="https://www.freestock.com/free-photos/man-holding-book-document-symbols-794335117">Image used under license from Freestock.com</a>
Businessman holding book with letter concept.Image used under license from Freestock.com<a href="https://www.freestock.com/free-photos/businessman-holding-book-letter-concept-794335114">Image used under license from Freestock.com</a>
Businessman holding a book in his hand.Image used under license from Freestock.com<a href="https://www.freestock.com/free-photos/businessman-holding-book-hand-787876537">Image used under license from Freestock.com</a>
Man holding a book with document symbols around.Image used under license from Freestock.com<a href="https://www.freestock.com/free-photos/man-holding-book-document-symbols-787876504">Image used under license from Freestock.com</a>
Businessman holding book with bulb.Image used under license from Freestock.com<a href="https://www.freestock.com/free-photos/businessman-holding-book-bulb-771754114">Image used under license from Freestock.com</a>
Man holding and reading a shiny book.Image used under license from Freestock.com<a href="https://www.freestock.com/free-photos/man-holding-reading-shiny-book-674028097">Image used under license from Freestock.com</a>
Businessman holding book with letter concept.Image used under license from Freestock.com<a href="https://www.freestock.com/free-photos/businessman-holding-book-letter-concept-657544546">Image used under license from Freestock.com</a>
Businessman holding book with letter concept.Image used under license from Freestock.com<a href="https://www.freestock.com/free-photos/businessman-holding-book-letter-concept-666141808">Image used under license from Freestock.com</a>
Businessman holding book with bulb.Image used under license from Freestock.com<a href="https://www.freestock.com/free-photos/businessman-holding-book-bulb-682497208">Image used under license from Freestock.com</a>
Businessman holding a book in his hand.Image used under license from Freestock.com<a href="https://www.freestock.com/free-photos/businessman-holding-book-hand-657545014">Image used under license from Freestock.com</a>
Man holding and reading a shiny book.Image used under license from Freestock.com<a href="https://www.freestock.com/free-photos/man-holding-reading-shiny-book-662837743">Image used under license from Freestock.com</a>
Businessman holding book with doodle drawings and signs.Image used under license from Freestock.com<a href="https://www.freestock.com/free-photos/businessman-holding-book-doodle-drawings-signs-682497217">Image used under license from Freestock.com</a>
Knowledge with rubber seal textureImage used under license from Freestock.com<a href="https://www.freestock.com/free-photos/knowledge-rubber-seal-texture-417754963">Image used under license from Freestock.com</a>
Businessman holding a book in his hand.Image used under license from Freestock.com<a href="https://www.freestock.com/free-photos/businessman-holding-book-hand-666142651">Image used under license from Freestock.com</a>
Businessman holding book with doodle drawings and signs.Image used under license from Freestock.com<a href="https://www.freestock.com/free-photos/businessman-holding-book-doodle-drawings-signs-666141820">Image used under license from Freestock.com</a>
Businessman holding book with bulb.Image used under license from Freestock.com<a href="https://www.freestock.com/free-photos/businessman-holding-book-bulb-672719758">Image used under license from Freestock.com</a>
Businessman holding book with bulb.Image used under license from Freestock.com<a href="https://www.freestock.com/free-photos/businessman-holding-book-bulb-648443086">Image used under license from Freestock.com</a>
Man holding a book with document symbols around.Image used under license from Freestock.com<a href="https://www.freestock.com/free-photos/man-holding-book-document-symbols-649539067">Image used under license from Freestock.com</a>
Businessman holding a book in his hand.Image used under license from Freestock.com<a href="https://www.freestock.com/free-photos/businessman-holding-book-hand-648443425">Image used under license from Freestock.com</a>
Knowledge abstract rosetteImage used under license from Freestock.com<a href="https://www.freestock.com/free-photos/knowledge-abstract-rosette-412951987">Image used under license from Freestock.com</a>
Knowledge golden emblemImage used under license from Freestock.com<a href="https://www.freestock.com/free-photos/knowledge-golden-emblem-413161216">Image used under license from Freestock.com</a>
Knowledge golden emblemImage used under license from Freestock.com<a href="https://www.freestock.com/free-photos/knowledge-golden-emblem-380955724">Image used under license from Freestock.com</a>
Goals retro style card, banner or posterImage used under license from Freestock.com<a href="https://www.freestock.com/free-photos/goals-retro-style-card-banner-poster-381473020">Image used under license from Freestock.com</a>
Knowledge rubber grunge sealImage used under license from Freestock.com<a href="https://www.freestock.com/free-photos/knowledge-rubber-grunge-seal-327365981">Image used under license from Freestock.com</a>
Think Tank golden emblem or badgeImage used under license from Freestock.com<a href="https://www.freestock.com/free-photos/think-tank-golden-emblem-badge-390774214">Image used under license from Freestock.com</a>

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