Is air affected by human movement?
What is the best to say about a runner who is running at a constant velocity?
Is air a source of resistance?
When an object has its motion changed the cause is generally?
Are real world efficiencies generally high?
What is the most common lever in the human body?
The third-class lever is the most common type of lever in the human body. With this class of lever, the force applied is in the middle, between the resistance and the axis of rotation (R-F-A). In this lever arrangement, the resistance arm is always longer than the force arm.