Other questions in this quiz

2. What is retinal adaption?

  • stabilised images fade rapidly
  • : if an image is stabilized on the retina it fades, normally our eyes are constantly in motion to prevent this, which serves to reduce visual clutter and concentrate on changes
  • Waves of energy that are caused by the acceleration of charged particles
  • The absence of sensory stimulation increases sensitivity

3. What is not one of the reasons for sensory adaption?

  • focuses sensory resources on the interesting stuff
  • the anatomy of human bodies
  • allows us to cope with a wide variety of environments
  • evolutionary advantages

4. Absolute threshold:

  • The attempt to relate a precisely defined physical stimulus with a precisely measured behavioural response
  • The smallest amount of stimulus energy necessary for an observer to detect a stimulus
  • Waves of energy that are caused by the acceleration of charged particles
  • The agency that causes a visual sensation when it falls on the retina of the eye

5. Which of these is not one of the characteristics of light?

  • Intensity
  • Colour
  • Wavelength

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