05.2 Friction

Front

What type of friction do the wheels of a shopping cart experience?

Back

Rolling Friction

Front

What are two factors that determine the amount of friction between two objects?

Back

Force and roughness between surfaces

Front

Which type of friction occurs when an object rolls over or rotates on a surface?

Back

Rolling Friction

Front

Which type of friction occurs when objects are not moving?

Back

Static Friction

Front

Friction is a force that acts in an ___________ direction of movement.

Back

opposite

Front

Define friction.

Back

Friction is a force that opposes the relative motion of two surfaces in contact.

Front

What is static friction?

Back

Static friction is the frictional force that prevents two surfaces from sliding past each other when at rest.

Front

What is sliding friction?

Back

Sliding friction is the force that opposes the motion of two surfaces sliding past each other.

Front

What is fluid friction?

Back

Fluid friction is the resistance encountered by an object moving through a fluid (liquid or gas).

Front

What is rolling friction?

Back

Rolling friction is the force that opposes the motion of a rolling object on a surface.