running science chapters 1-6 questions

What is an impulse in running?

• (It's the product of force and the time of contact on the ground) applied by the runner.

• It's motivation running

• an excitement by the runner

• The affects of an object's motion and thus causes the object's momentum to change

The maximum force that a muscle

can generate is proportional to its cross-sectional area of:

• The maximum force that a muscle

  can generate.

• the greater the area, then the greater the maximum

  force that can be produced.

• dynamic msuscle strength and sprint performance.