What are ways to over come friction?

There are several ways to overcome friction, including:

1. Smoothing surfaces: Reducing the roughness of surfaces in contact with each other can reduce friction. This can be achieved through polishing, grinding, or using materials with smooth finishes.

2. Using lubricants: Lubricants are substances that reduce friction by creating a slippery layer between two surfaces in contact. Common lubricants include oil, grease, and graphite powder.

3. Using ball bearings or rollers: Ball bearings and rollers reduce friction by replacing sliding friction with rolling friction, which is much lower.

4. Using aerodynamic shapes: In the case of air resistance, which is a type of friction, streamlined shapes can reduce friction by reducing drag.

5. Using materials with low coefficients of friction: Some materials have naturally low coefficients of friction, meaning they produce less friction when in contact with other surfaces. Examples of such materials include Teflon and certain plastics.

6. Using springs or elastic materials: Springs and elastic materials can absorb energy and reduce friction by preventing surfaces from coming into contact with each other.

7. Modifying the angle of contact: In some cases, changing the angle at which two surfaces come into contact can reduce friction. For example, using inclined planes or ramps can reduce the force required to move objects.