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Understanding Colour > Light > Flashcards

Flashcards in Light Deck (21):
1

Energy

The ability to do work

2

Energy is dependent on what

Mass distance and speed

3

Kinetic energy

The energy of motion

4

Longitudal wave

Propagation parallel to motion

5

Transverse wave

Propagation perpendicular to motion

6

What does lambda mean?

Wave length

7

Define wavelength

Distance between successive crests or troughs of the wave

8

Define frequency

Number of cycles(time) per second

9

Longer wavelength➡️?

Lower energy

10

Shorter wavelength➡️?

Higher energy

11

What is the range of our visual spectrum?

400 to 700 nano meters

12

Gamma ray bursts

High energy celestial objects in distant galaxies which emit high energy gamma rays

13

EM spectrum stands for what

Electromagnetic spectrum

14

Colour is broken down into how many basic causes

14 or 15

15

Who discovered the 15 causes of colour

Kurt Nassau

16

Who was the first person to have a good grasp on the way light behaves

Issac newton with his experimentum crucis

17

What is the speed of light

300,000 km/s also known as 'c' which is a constant

18

Newton introduced what

Colour wheel

19

Geothe

Introduced magenta to colour wheel

20

Itten

Introduced today's colour wheel

21

What are the three properties of colour

Hue value and saturation