CSC Speed and Agility Training

Question 1

Which phase of sprinting requires the greatest lower-body strength relative to body weight?

Accepted Answer

Acceleration phase

Answer

Top-speed maintenance phase

Answer

Deceleration phase

Answer

Upright running phase

Question 2

What is the definition of reactive strength index (RSI)?

Accepted Answer

Jump height divided by ground contact time during drop jumps

Answer

Peak force divided by body mass during a squat jump

Answer

Rate of force development during a countermovement jump

Answer

Maximal power output during repeated sprints

Question 3

Which of the following best describes the stretch-shortening cycle (SSC) and its role in speed development?

Accepted Answer

A rapid eccentric-to-concentric contraction that stores and releases elastic energy

Answer

A passive lengthening of muscle with no energy storage

Answer

A concentric-only muscle action during jumping

Answer

The slow loading of tendons before a lift

Question 4

What is the most effective training method for improving an athlete's first-step quickness?

Accepted Answer

Resisted sprint starts and reaction drills

Answer

Long slow distance runs

Answer

Heavy back squats only

Answer

High-volume low-intensity plyometrics

Question 5

Which mechanical variable is most strongly correlated with maximum sprint velocity in elite sprinters?

Accepted Answer

Vertical ground reaction force during stance

Answer

Step frequency (cadence)

Answer

Hip flexor flexibility

Answer

Trunk forward lean angle

Question 6

What is the primary purpose of a deceleration training program for team sport athletes?

Accepted Answer

To reduce ACL injury risk during high-speed changes of direction

Answer

To improve maximum sprint speed

Answer

To increase stride length

Answer

To develop aerobic capacity