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Introduction: Why Study Biomechanics
Objectives:
Define biomechanics
- Define exercise and sport biomechanics
- Identify the goals of exercise and sports biomechanics
- Describe the methods used to achieve the goals of exercise and sport biomechanics
- Be somewhat familiar with the history and development of exercise and sports biomechanics
- Define mechanics
- Outline the organization of mechanics
- Define length and the units of measurement for length
- Define time and the units of measurement for time
- Define mass and the units of measurement for mass
What is biomechanics?
The study of forces and their effects on living systems
Why is biomechanics important to Exercise Science majors and minors?
Technique improvement
- Dick Fosbury
- Dwight Phillips
- Gymnast
Equipment improvement or unimprovement
- Cycling
- Javelin
- Tennis
- Pole vault
Improved training and accelerated learning
Injury prevention and rehabilitation
What will we learn in Kinesiology and Biomechanics???
The organization of mechanics
Units of Measurement
| Quantity |
Symbol |
SI Unit |
Abbreviation for SI Unit |
Other Units |
| Time |
t |
second |
s |
millisecond, minute, hour, day, week, year |
| Length |
l |
meter |
m |
millimeter, centimeter, inch, foot, yard, kilometer, mile |
| Mass |
m |
kilogram |
kg |
gram, slug |
| Force |
F |
Newton |
N |
pound |
Mass is the measure of inertia, whereas weight is the measure of the force of gravity acting on an object.
Distance from earth to sun: 93 million mi, 150 million km, or 5,905,511,811,024 in
My height: 5'10", 1.78 m, or 0.00000000000000019 lightyears
Mass of earth: 5.98x10^24 kg
Numerography
Einstein confused
Converting units
What is your weight?
1lb = 4.45N
What is your mass?
1sl = 14.6kg
Table of conversions
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