IB Sports Science IA examples

How does age affect reaction time (s), measured using the University of Washington red-green online reaction time test (± 0.001s), in female individuals aged 10 to 40?

To what extent does playing position affect the average heart rate during game time in a competitive football match?

How do one minute of isometric and isotonic quadriceps exercises affect neuromuscular reflex latency (measured in milliseconds) of the patellar tendon reflex in individuals aged 16-18?

To what extent does the stiffness of the shaft (Stiff, Medium, Flexi) influence the relationship between Smash Factor and Total carry distance (+-1 yard) measured with a TrackMan (+-0.1%) achieved by amateur golfers (aged 16 - 18)

How does listening to self-selected songs at a low tempo (80–110 bpm), high tempo (150-180 bpm) influence 1.5 km running time (minutes: seconds) and perceived exertion (RPE) measured by the Borg RPE scale (Borg scale 6–20) in male high school students (aged 14–17) during group running in an indoor sports hall?

How does performing a post-activation performance enhancement warm-up (squat jumps) affect 30-meter sprint times in adolescent athletes?

What is the effect of minimalist (low-cushioned) shoes versus cushioned running shoes on 200 m self-paced run time in young recreational runners and non-runners?

How does an acute mental fatigue task (a 5-minute incongruent Stroop test) affect reaction time and agility, as measured by the Illinois Agility Test, in adolescent athletes?

How does regular participation in football or swimming training (2–5 sessions per week for a minimum of two years) influence simple and choice reaction times in adolescents aged 16–18?

How does reaction time in dominant vs. non-dominant hand differ, measured by using the ball drop reaction time test (in seconds), in school’s U14 Volleyball girl’s team (taking into consideration that the error of uncertainty due to human error +- 0.05s)?

Can virtual reality training simulations enhance basketball 3-point shots' success rates (7.24m) for 100 trials compared to real-life shooting practice among High Schoolers?

Is there a relationship between the level of mental toughness measured by the Sports Mental Toughness Questionnaire and cognitive appraisal (threat, challenge and controllable-by-self) measured through the Stress Appraisal Measure of moderate (8-21 days lost) sports-related injury in international high school athletes (14-18 years old)?

How does mental toughness, measured by the Sports Mental Toughness Questionnaire (SMTQ), affect the difference between perceived exertion (RPE, OMNI Scale) and physiological exertion (increase in heart rate, BPM, ±4) of student athletes aged 12-13 during a 5 minute treadmill incline test?

Is there a difference in emotions of celebration of National Basketball Association (NBA) players of 10 teams (Boston Celtics; Milwaukee Bucks; Miami Heat; Denver Nuggets; Oklahoma City Thunder; Minnesota Timberwolves; Golden State Warriors; Los Angeles Lakers; Memphis Grizzlies; San Antonio Spurs), while playing at home court vs playing away at the opponent9s court, after scoring points in the first 5 minutes of the 3rd quarter of a game, including free throws, when comparing the first games in the regular season of 2024/2025?

To what extent does a prior 5-minute warm-up activity, in comparison with a non-warm-up condition, influence accuracy (% correct) and speed (ms) in computer-based simple and choice reaction time tasks among students (male and females) aged 16-18?

The investigation aims to measure the optimal angle of release which results in the highest percentage of made basketball free throws.

To what extent does participating in mindfulness meditation before shooting basketball free throws affect accuracy for male and female high school students aged 16-17?

What is the difference between the effects of a static or dynamic 10-minute warm-up routine on lower hamstring flexibility (measured in cm using the sit and reach test) among individuals aged 16-17?

How does forearm circumference (in cm, ±0.05 cm) affect the output of force (in kg, ±0.25 kg) generated on a handgrip dynamometer, while keeping age, gender, and a standardized testing position constant throughout the experimental period?

Is there a direct link between the performance time of a 16–18-year- old male recreational athlete in the 100-meter sprint and the presence of an audience as possibly influenced by their personality traits?

How does grip strength as measured by the handgrip strength test (+- 0.5 kg) correlate to throwing distance (+-0.5m) for Division 3 males (14-16 yrs old) in Lisbon, Portugal?

Is there an impact of plyometric exercise (jump squat) on vertical jump height(m) in the school boys’ volleyball team(age 16 to 17)?

What is the relationship between 15–16-year-old male volleyball players lower-body power (legs) measured by the standing long jump in meters and their performance during a 60-meter sprint measured in seconds (+-0.05)?

How does the number of sleep-in hours (hr ±30min) affect reaction time (ms ±10) using an online reaction time test in female volleyball players aged 16-18?

To what extent is a high school student’s muscular endurance influenced by their resting time between gym sets?

To what extent does a 5-minute mindfulness practice affect the reaction time performance of grade 12 students, measured through an online reaction time simulator?

To what extent does the distance of an audience around a netball court influence the number of successful shots into a netball hoop by experienced female netball athletes ages 14-16 years old?

How does the genre of video games (Shooter, Adventure, Strategy) played affects the Simple Reaction Time (SRT) and Visual Choice Reaction Time (VCRT) of male and female adolescents aged 16-18?

Does performing the 6-2-8 breathing technique or hearing a visualization audio improve basketball free throw performance measured by the number of successful free throw shots made out of 10 with 16-19 year old male basketball players?

How does the duration of compression arm sleeves worn for 0, 1, 3, 6 hours by women aged 16-18 on their non-dominant arm affect recovery and delayed onset muscle soreness (DOMS), measured through a BORG and pain scale, after a 2-minute wrist curl-up and curl-down exercise in an indoor air-conditioned gym?

Does an adolescent male’s power-to-weight ratio more closely correlate with maximum velocity in the acceleration phase or constant speed phase during a 100m sprint?

To what extent does the performance level of competition influence 40- meter sprint times for middle school male recreational athletes?

Investigating the effect of age on reaction time performance

Is training to failure necessary for novice athletes and experienced athletes in order to maximize growth, in regards to the gastrocnemius muscle?

An Investigation into the Effect of Tennis String Tension on the Rebound Distance of a Tennis Ball

Relation Between Personality and Success in Sports

To what extent is an athlete's performance affected when there is a pre performance routine and how does that impact their success rate?

how much of an effect does arm span have on the speed of a water polo shot