Forces in Sport Flashcards
1
Q
Force Definition
A
Push or a pull upon an object resulting from the object’s interaction with another object
2
Q
Force Features
A
- Vector Quantity, described by magnitude and direction
- cause a change in motion=acceleration
3
Q
Different forces
A
- Weight/Gravity, gravitational force (Fg)
- Contact Force/Normal Force (Fn)
- Force Applied (Fa)
- Friction force (Fr)
4
Q
Soccer Ball (no movement) Forces
A
- Gravitational Force (Fg)
- Normal Force (Fn) opposite reaction
5
Q
Soccer Ball (Kicking) Forces
A
- Gravitational Force (Fg)
- Normal Force (Fn)
- Applied Force (Fa), only during contact with the ball
6
Q
Soccer Ball (airborne) Forces
A
- Gravitational Force (Fg)
- Friction Force (Fr), air resistance friction
7
Q
Centre of Mass
A
Theoretical Point of balanced mass, where all mass of an object is evenly distributed
