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Technology in Sport

Technology for officials

  • 3 things to know
  • Components 1 and 2

Overview

Instant replays and wireless communication, the television match official, Hawk-Eye, Hot Spot, the Snickometer and the decision review system in cricket, goal-line technology, the tennis challenge system and the changing role of officials.

What you need to know

Answer each one before you reveal it.

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Key term

How have instant replays helped officials?

Key term

How does wireless communication help officials?

Key term

What is the television match official in rugby?

Questions from this subtopic

Each one with the model answer underneath.

  1. 1

    How have instant replays helped officials?

    Model answer

    Replays let officials review incidents they could not see clearly. Decisions become more accurate.

  2. 2

    How does wireless communication help officials?

    Model answer

    Officials wear microphones and earpieces to talk to each other during play. Decisions can be discussed quickly.

  3. 3

    What is the television match official in rugby?

    Model answer

    The television match official reviews video to help the referee decide tries and foul play. The referee can ask for a review.

  4. 4

    What is Hawk-Eye in cricket?

    Model answer

    Hawk-Eye tracks the path of the ball using several cameras. The system predicts whether the ball would have hit the stumps.

  5. 5

    What is Hot Spot in cricket?

    Model answer

    Hot Spot uses infrared cameras to show where the ball has touched the bat or pad. Friction from contact appears as a bright spot.

  6. 6

    What is the Snickometer in cricket?

    Model answer

    The Snickometer uses a sensitive microphone to detect the sound of the ball touching the bat. The sound is matched to video.

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