Applying forces in sport Flashcards
1
Q
What are the 2 vertical force?
A
Weight - gravitational force
Ground reaction force
2
Q
What are the 2 horizontal forces?
A
Friction
Air resistance (drag)
3
Q
When do balanced forces occur?
A
When two or more forces are in operation that are equal in size but opposite in direction
4
Q
What is the net force of a balanced force?
A
Zero
5
Q
When does an unbalanced force occur?
A
When a force acting in one direction is larger than the one acting in the other direction
6
Q
What are resultant forces?
A
The outcome of the 2 forces meeting
- Zero = balanced
- Positive - acceleration
- Negative = deceleration
7
Q
What does friction act in opposition to?
A
Motion
8
Q
What sporting equipment is used to generate friction?
A
Spikes, studs, playing surfaces and tyres
