. . "Juvenile works" . "Juvenile works"@en . . "Discusses the phenomena of force, movement, pressure, and friction, the mechanics involved in moving things, and the means by which machines work." . "Discusses the phenomena of force, movement, pressure, and friction, the mechanics involved in moving things, and the means by which machines work."@en . . . . . . . . . "Mechanics" . "Mechanics"@en . . . . . "Mecânica" . . . . . . . . . . .