Blow up

Blow up refers to a sudden, rapid, and intense increase or escalation in the size, amount, or intensity of something. It can also refer to a violent explosion or a sudden outburst of anger or emotion. The term is used in various contexts, including physics, photography, and social situations.

Physics

In physics, a blow up refers to a phenomenon where certain physical quantities, such as energy or temperature, increase without bound in a finite time. This is often associated with singularities, points at which a given mathematical object is not defined or not "well-behaved". For example, in fluid dynamics, a blow up can occur when the velocity of the fluid becomes infinite at a certain point.

Photography

In photography, blow up refers to the process of enlarging a photograph or a part of it. This is done by projecting the image onto a larger surface. The term was popularized by the 1966 film Blowup, directed by Michelangelo Antonioni, which revolves around a photographer who believes he has unwittingly captured a murder on film.

Social Situations

In social situations, a blow up can refer to a sudden outburst of anger or emotion. This can occur in personal relationships, professional settings, or public events. It often involves a rapid escalation of conflict, leading to intense arguments or fights.

See Also

• Explosion
• Enlargement (photography)
• Conflict (process)