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      Lesson details

      Learning outcome

      I can explain and interpret the inverted-U theory of arousal and its impact on performance, including drawing and labelling a graph.

      Key learning points

      1. The inverted-U theory illustrates that performance improves with arousal up to an optimal point and then declines.
      2. The inverted-U graph shows performance on the y-axis, arousal on the x-axis, with a curve shaped like an upside down U.
      3. Optimal performance occurs at a moderate level of arousal. Arousal levels too high or too low can impair performance.
      4. Optimal arousal levels differ according to whether the skill being performed is gross or fine.

      Keywords

      • Arousal - a physical (physiological) and mental (psychological) state of alertness/readiness, varying from deep sleep to intense excitement/alertness

      • Optimal arousal - the arousal level required for peak performance

      • Inverted-U theory - a theory which relates levels of arousal with performance in sport

      Common misconception

      The more arousal you have, the better you perform.

      The inverted-U theory recognises that after an optimal level of arousal, performance will deteriorate with any further heightening of arousal levels.

      Teacher tip

      This is a great topic to relate to personal experiences. Ask students to share stories of when they have performed their sport under low, optimal or over aroused states and how it impacted their performance.

      Equipment

      Graph paper to draw inverted-U graphs

      Licence

      This content is © Oak National Academy Limited (2026), licensed on Open Government Licence version 3.0
      except where otherwise stated. See Oak's terms & conditions
      (Collection 2).

      Lesson video

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      Prior knowledge starter quiz

      6 Questions

      Q1.
      Put these statements in order, in terms of how alert the person is, starting with the lowest level of alertness first.

      1 - someone in a deep sleep
      2 - someone awake but feeling tired and lethargic
      3 - someone feeling alert and ready for any challenge
      4 - someone so intensely excited they can't control themselves

      Q2.
      Which of these is most likely to get someone very excited or anxious?

      getting ready to relax after a long training run
      Correct answer: preparing to play in a cup final in front of a big crowd
      meeting friends to play snooker
      revising for a GCSE PE test

      Q3.
      Which of these needs the most energy and effort to perform it successfully?

      archery
      football throw-in
      cricket bowling
      Correct answer: rugby tackle

      Q4.
      Which of these describes someone who is 'in the zone'.

      they feel sleepy and lacking in energy
      the are overstimulated and make unusual decisions
      Correct answer: they make all the right decisions and perform well

      Q5.
      Match the emotion to the most likely effect on sports performance.

      Correct Answer:stressed,makes it harder to focus

      makes it harder to focus

      Correct Answer:relaxed,helps you to keep calm

      helps you to keep calm

      Correct Answer:focussed,make good decisions

      make good decisions

      Correct Answer:bored,become disinterested

      become disinterested

      Q6.
      Which of these do you think the word inverted means?

      Correct answer: turned opposite way from usual
      turned on its side
      turned inside-out
      turned backwards

      6 Questions

      Q1.
      This inverted-U graph highlights the area known as what?

      An image in a quiz
      low arousal
      Correct answer: optimal arousal
      high arousal

      Q2.
      Which of the following best describes the effect of under arousal on performance?

      increased motivation and focus
      Correct answer: decreased energy and lack of engagement
      enhanced reaction time
      reduced anxiety

      Q3.
      Match the level of arousal to the performance outcome.

      Correct Answer:optimal arousal,optimal performance, alert and focused

      optimal performance, alert and focused

      Correct Answer:low arousal,decreased performance due to lack of energy

      decreased performance due to lack of energy

      Correct Answer:high arousal,decreased performance due to anxiety and stress

      decreased performance due to anxiety and stress

      Q4.
      Put these statements in the correct order as the inverted-U moves from left to right.

      An image in a quiz
      1 - Deep sleep (lowest arousal level)
      2 - Too little arousal (lack of energy or focus)
      3 - Moderate arousal (optimal performance)
      4 - Performance begins to decline (due to excess anxiety or stress)
      5 - Too much arousal (stress or anxiety)

      Q5.
      Unsporting behaviour is most likely to occur in which level of arousal?

      An image in a quiz
      low arousal
      optimal arousal
      Correct answer: high arousal

      Q6.
      Different skills require different optimal levels of arousal. From lowest to highest, put these skills in order of optimal arousal level.

      1 - archery
      2 - badminton serve
      3 - long jump
      4 - power lifting
      Q5 PeopleImages.com - Yuri A/Shutterstock.com

      To help you plan your 11 physical education lesson on: Inverted-U theory, download all teaching resources for free and adapt to suit your pupils' needs...