Ключевые слова: academic, back, blackboard, board, book, burnout, chalkboard, class, classroom, clock, college, deadline, education, exam, exhausted, fatigue, frustrated, frustration, green, hourglass, late, learning, lesson, man, missing, physicist, physics, preparation, preparing, reading, sad, sand, sandglass, school, science, stressed, student, study, studying, textbook, time, timer, tired, to, trainee, training, unhappy, university, upset,