Question 2
(a) List any four properties of light.
(b) State any four functions of light in photography.
(c) Describe artificial light in photography.
Observation
- - Reflection.
- Absorption.
- Transmission.
- Refraction.
- Dispersion/scattering/polarization.
- Interference.
- Diffraction.
- Travels in a straight line.
(b)- Light enables photography to exist.
- Light is recorded/captured as images on film or through the sensor of a digital camera/light is needed for image formation (creation)
- Light determines mood in photography especially in black and white.
- Light is used to transfer image from a negative unto a photo paper.
- Light determines the quality of photographic image.
- Light illuminates the subject (object)/helps photographer see what to take.
- Light is used for aesthetic effect.
- A man-made light created to provide illumination in photography/light used in the absence of natural light in photography.
- It can be used for indoor or outdoor picture taking.
- Artificial lights can be easily controlled.
- Examples of artificial light include flash, streetlight, florescent, tungsten, LED halogen, oil lamp and candle light.