Young male physic standing in front of the green board

---

Size: 5854px × 3908px
Photo credit: © Elnur Amikishiyev / Alamy / Afripics
License: Royalty Free
Model Released: No

Keywords: academic, applying, blackboard, board, book, chalk, chalkboard, class, classroom, college, discussing, education, einstein, energy, equation, equivalence, explaining, formula, formulas, green, holding, learning, lecture, lecturer, lesson, man, mass, mass-energy, math, mathematical, mathematician, mathematics, nerd, physical, physicist, physics, pointing, relativity, school, scientist, solution, strict, student, studying, teacher, textbook, theory, university, young