track. anything that has to do with running. you use friction when running. but as for the 5 without use of friction then i have no idea
Pretty much all that don't involve sliding/gliding, such as skating and skiing. Start with the running sports.
You can tell when a dildo was used if you saw someone using it.
Friction is important for all sports. Without it it becomes really hard to accelerate For example a 100m sprinter. It would be great for him if there wasnt any air resistance (as long as he can breath). But he needs friction on the floor to push himself forward. However friction is less useful in hockey, skiing, and almost all types of boarding(snowboarding, wakeboarding, kneeboarding,
There are three types of friction and all are all actually used often. These are static friction, rolling friction, and sliding friction.
The type of force used.
Someone using a medical respirator isn't going to be participating in sports, since they would be seriously injured. Industrial respirators for harsh environments aren't used in sports, either.
You tell them that and hope for the best! :)
It means someone who does a sport or sports . It it derived from άθλος (athlos) meaning a great achievement, but the word athlete is only used for sports.
Friction Is Useful For Lots Of Things Like Walking Or Riding a Bike
fluid frictionMotor oil replaces sliding friction with fluid friction.Motor oil is used as a lubricant and replaces the sliding friction to create a type of friction known as fluid friction.
DMI in usually used in sports to tell the real ranking of your player regardless if you are the best in the world.
Lubrication stops friction. If you put lubricant on a surface, there should be no friction