Old physics teacher and young male student in front of blackboard

---

Size: 6016px × 4016px
Photo credit: © Elnur Amikishiyev / Alamy / Afripics
License: Royalty Free
Model Released: No

Keywords: academic, atom, blackboard, board, chalkboard, chemical, chemist, chemistry, class, classroom, college, demonstrating, discussing, education, exam, explaining, individual, learn, learning, lecture, lecturer, lesson, man, mentor, mentoring, model, molecular, molecule, personal, physicist, physics, pointing, presenting, school, science, secondary, showing, student, study, studying, teacher, teaching, trainee, training, tutor, tutoring, university