Name: PptxGenJS Presentation
Uploaded: 2024-08-31
Duration: 2 min 54 s
Description: fuuep fuuelE lueæ. Introduction to Friction. Friction is a force that opposes motion between two surfaces in contact. It arises from the interaction of microscopic irregularities on the surfaces, which resist sliding..

fuuep fuuelE lueæ. Introduction to Friction. Friction is a force that opposes motion between two surfaces in contact. It arises from the interaction of microscopic irregularities on the surfaces, which resist sliding.. 

Scene 1

Friction is a force that opposes motion between two surfaces in contact. It arises from the interaction of microscopic irregularities on the surfaces, which resist sliding.

Types of Friction. Static Friction. This friction prevents an object from moving when a force is applied. It acts when the object is at rest.. 

Scene 2

This friction prevents an object from moving when a force is applied. It acts when the object is at rest.

This friction opposes the motion of a moving object. It acts when the object is in motion.

This friction occurs when a round object rolls over a surface, like a wheel on the road.

Iamg alamy alamy. Factors Affecting Friction. 1. Surface Roughness. 

Scene 3

Rougher surfaces have higher friction than smoother surfaces. This is why sandpaper has high friction, while a polished surface has low friction.

The force pressing two surfaces together increases friction. The heavier the object, the more friction is created.

While it might seem intuitive, friction does not depend on the surface area of contact. The force of friction is independent of the area of contact.

Different materials have different friction coefficients, which depend on their molecular structure and surface properties.

Everyday Examples of Friction. Walking. Friction between our shoes and the ground allows us to walk and move without slipping.. 

Scene 4

Friction between our shoes and the ground allows us to walk and move without slipping.

Friction between brake pads and the wheels slows down a car.

Friction between the pen and paper allows us to write.

Friction between sports equipment and the playing surface affects the movement of athletes and the ball.

Importance of Friction in Our Lives. 1. Safety. Friction helps us grip objects, walk, and stop moving vehicles. Without friction, we would constantly be slipping and falling.. 

Scene 5

Friction helps us grip objects, walk, and stop moving vehicles. Without friction, we would constantly be slipping and falling.

Friction allows us to move objects, walk, and drive. It's essential for everything from walking to driving a car.

Friction is used to generate power, such as in power plants and wind turbines.

Reducing Friction: Lubrication and Surface Modifications. 

Scene 6

Reducing Friction: Lubrication and Surface Modifications

Using lubricants like oil or grease reduces friction by creating a thin layer between surfaces, preventing direct contact.

Polishing or smoothing surfaces reduces friction by minimizing the microscopic irregularities that cause resistance.

True- es Co., Kalamazoo, MI www.!/u techindustries.com U.S.A.. 

Scene 7

True-
es Co., Kalamazoo, MI
www.!/u techindustries.com
U.S.A.

Overcoming Friction: Mechanical Devices and Techniques

These devices reduce friction by replacing sliding motion with rolling motion, which requires less force to overcome.

This technology uses a cushion of air to support and move objects, minimizing friction.

This technique uses magnetic forces to levitate objects, eliminating friction entirely.

dreamrblme.com ID 63174054 Ronnaporn poomlumchaik. 

Scene 8

dreamrblme.com
ID 63174054 Ronnaporn poomlumchaik

Conclusion: The Role of Friction in Our World

Friction is a fundamental force that plays a crucial role in our daily lives. It allows us to move, grip, and generate power. While friction can be a challenge in some situations, it is essential for our world to function.

PptxGenJS Presentation

Page 1 (0s)

Page 2 (14s)

Page 3 (34s)

Page 4 (1m 5s)

Page 5 (1m 27s)

Page 6 (1m 51s)

Page 7 (2m 8s)

Page 8 (2m 35s)