71 Electromagnetism is the study of
Magnetic behaviour of electricity and electric behaviour of magnets
72 Entomology is the study of
Insects
73 Geology is the study of the characteristics of the
Earth
74 Horticulture is the
Scientific cultivation of fruits and vegetables and shrubs
75 Hydrodynamic is the study of the
Motion and pressure of fluids
76 Metallurgy is the
Extraction of metals from minerals
77 Ornithology is the study of
Birds
78 Pedagogy is the science of
Teaching
79 Penology is the study of
Punishment and prison management
80 Philology is the science of
Languages
