Inertia (disambiguation)

Inertia is the resistance of a physical object to change in its velocity.

Inertia may also refer to:

Science and engineering

 * Moment of inertia, the resistance to angular acceleration
 * In mechanical engineering, simply "inertia" is often used to refer to "inertial mass" or "moment of inertia"
 * Second moment of area, a geometrical property of a body that determines its resistance to bending
 * Thermal inertia or effusivity, the resistance of an object or body to temperature change in response to heat input
 * Sylvester's law of inertia, a theorem in matrix algebra
 * Sleep inertia, a psychological state
 * Climate inertia, a slowness of the Earth system to changes in significant factors such as greenhouse gas levels
 * Ecological inertia, the ability of a living system to resist external fluctuations

Social science

 * Cognitive inertia, resistance to change in an individual's beliefs
 * Psychological inertia, a tendency to favor omission over commission due to a lack of incentive to act
 * Psychical inertia, a term introduced by Carl Jung
 * Social inertia, description of a person's resistance to change in psychology and sociology
 * Corporate inertia or unwillingness to change, a diseconomy of scale in microeconomics

Arts and entertainment

 * Inertia (film), a 2001 Canadian drama
 * Inertia (Marvel Comics), a fictional hero
 * Inertia (DC Comics), a fictional antagonist
 * "Inertia" (short story), a story by Nancy Kress

Music

 * Inertia, an Irish DJ duo, the pairing of John O'Callaghan and Neal Scarborough
 * Inertia (The Exies album), an album by The Exies
 * Inertia (Derek Sherinian album), an album by Derek Sherinian
 * "Inertia" (song), by AJR from the album The Maybe Man
 * "Inertia", a song by Blur from the album Leisure
 * "Inertia", a song by Bruce Dickinson from the album Skunkworks
 * "Inertia", a song by In Hearts Wake from the album Divination
 * "Inertia", a song by Insomnium from the album One for Sorrow
 * "Inertia", a song by The Wonder Stuff from the album Never Loved Elvis
 * "Inertia", a song by 20syl