Ключевые слова: academic, adolescence, analyzing, atom, attentive, attitude, biochemistry, casual clothing, caucasian, chemical, chemistry, communication, confidence, connection, curly, development, discovery, education, experiment, experimenting, female, focused, friends, friendship, girl, holding, knowledge, laboratory, learn, learning, leisure, lifestyle, looking, modern, molecular, molecule model, physics, practice, project, protection, protective eyewear, research, school, schoolgirl, science, secondary, student, study, studying, teenage, teenager, together, youth,