Quiz on Balance and Stability in Sports

What is necessary for success in performing specified sports skills?

• Team coordination

• Advanced equipment

• High endurance

• Application of principles of balance and stability

What must athletes possess to perform balance skills?

• Team support and motivation

• Advanced equipment and technology

• High speed, endurance, and power

• Adequate strength, kinesthetic awareness, quick reactions, coordination, agility, and flexibility

What are the two sub-fields of study within mechanics?

• Physics and chemistry

• Biomechanics and physiology

• Kinematics and kinetics

• Statics and dynamics

What is equilibrium?

• A state of zero acceleration with no change in speed or direction

• The alignment of the skeletal system

• The resistance to a change in the body's acceleration

• The ability to control balance

What is balance?

• The ability to control equilibrium

• The distribution of mass in the body

• The resistance to a disturbance of the body's equilibrium

• The alignment of the skeletal system

What is stability?

• The resistance to a change in the body's acceleration

• The distribution of mass in the body

• The ability to control equilibrium

• The alignment of the skeletal system

What affects body equilibrium and balance?

• Team support and motivation

• Advanced equipment and technology

• High speed and endurance

• Balance within muscle groups and alignment of the skeletal system

What is the center of gravity (CG)?

• The point of highest speed

• The point of maximum flexibility

• The point of maximum mass

• The point about which a body's weight is equally balanced in all directions

What characterizes high stability (low mobility)?

• Advanced equipment and technology

• Large base of support, low center of gravity, centralized center of gravity projection, large body mass, high friction

• Small base of support, high center of gravity, small body mass, low friction

• High speed, endurance, and power

What characterizes low stability (high mobility)?

• Small base of support, high center of gravity, center of gravity projection near the edge of the base of support, small body mass, low friction

• Advanced equipment and technology

• Large base of support, low center of gravity, centralized center of gravity projection, large body mass, high friction

• High speed, endurance, and power