Torque and Friction review

A 20 kg boy is 3m from the center of the seesaw. if at equalibrium, how far does the girl sit if she weighs 19 kg?

When pushing open a door, your force provides the greatest amount of torque if you...

How are Newtons laws similar to Hooks?

_______________ is a force that results from relative motion between objects.

What is the lever arm?

A fluid used to reduce friction between two surfaces is called a _______________.

Torque= Fr

_______________ _______________ is the resistance created when two surfaces slide across one another

Calculate the torque if 500 N is applied to a 23 cm wrench.....

When solving for Torque, your distance should be in meters

When is an object in rotational equalibrium?

The equation for a spring is F= k x

How can friction effect velocity?

Torqu is measured in newtons

Which is more difficult--to get a box moving or to keep the box moving? why?

The force of friction acting on a surface always points _______________ to the direction of motion of that surface.

What is Torque?

What happens if the line of action passes through the axis of rotation?

The line of action can be at the axis of rotation

The point or line around which an object rotates is called the

The spring constant in Hooks law should always be negative

How friction is useful for a bicycle?

Sliding friction is present when 2 object _______