friction

Table of Contents

Introduction References & Edit History Related Topics

Images

friction forces

Discover

airplane in flight (plane, aircraft, flying)

7 Puzzling Plane Disappearances

African Americans demonstrating for voting rights in front of the White House as police and others watch, March 12, 1965. One sign reads, "We demand the right to vote everywhere." Voting Rights Act, civil rights.

Timeline of the American Civil Rights Movement

Demystified - Do Lemmings Really Commit Mass Suicide? illustration

Do Lemmings Really Commit Mass Suicide?

Dancers at a Cinco de Mayo festival at the Mission District, San Francisco, California. (Photo dated 2019.) holidays

Is Cinco de Mayo Mexico's Independence Day?

Middle East bee locator map

Are the Middle East and the Near East the Same Thing?

Lake Mead (the impounded Colorado River) at the Hoover Dam. The light-coloured band of rock above the shoreline shows the decrease in water level in the first few years of the 21st century.

6 Lakes That Are Drying Up

Time zone map with standard time zones and International Date Line

Why Are Some Time Zones 30 Minutes Off Instead of an Hour?

friction: Related Content

Written and fact-checked by The Information Architects of Encyclopaedia Britannica

Photos

friction forces

See All Images →

Topics

stick-slip friction internal friction kinetic friction static friction coefficient of friction rolling friction wear dry damping viscosity matter chemical bonding nuclear fission catalysis nuclear fusion lubrication deformation and flow work absorption adsorption dispersion

Dig Deeper: More Articles That Discuss This Topic

ocean current: Frictional forces

Quiz

Italian physicist Guglielmo Marconi at work in the wireless room of his yacht Electra, c. 1920.

All About Physics Quiz

Italian-born physicist Dr. Enrico Fermi draws a diagram at a blackboard with mathematical equations. circa 1950.

Physics and Natural Law