List of Effects - O

O

• Observer effect (information technology) (computer programming)
• Observer effect (physics) (physics)
• Observer-expectancy effect (cognitive biases) (cognitive psychology)
• Occlusion effect (biology) (otology)
• Octave effect (effects units)
• Okorokov effect (physics)
• Oligodynamic effect (biology and pharmacology of chemical elements)
• Olivera–Tanzi effect (taxation)
• Online disinhibition effect (Internet culture) (psychology)
• Onnes effect (condensed matter physics) (fluid mechanics) (helium)
• Opposition effect (astronomy) (optical phenomena) (observational astronomy) (radiometry) (scattering, absorption and radiative transfer )
• Osborne effect (marketing)
• Ostrich effect (adages)
• Overconfidence effect (cognitive biases) (psychological theories)
• Overjustification effect (educational psychology) (psychological theories) (psychology)
• Overview effect (spaceflight) (transcendence) (psychology)