Year 7 Digital Technology

1. Year 7 DigitalTechnology:Bellarine SecondaryCollege
Colours and Images
Learning Objective
1. Studentcan explainhowcoloursare createdinimages
ProficiencyScale
Score Learning shown
4.0 StudenthasshownsolidcolourcodesANDhasshownan additional understanding
of howcolourisuseddigitally
3.00 Studenthasshownsolidunderstandingof colourcodes
2.00 Studenthasshownsome understandingof colourcodes
1.00 Withsteadysupportfromthe teacher,studenthasshownsome understandingof
colourcodes
1. The basics
In a minute we’ll watchthis video,butfirstreadthroughthe questionsandmake predictions.
https://www.youtube.com/watch?v=CrBFNLvoL6A
Question Prediction Actual answer
What doesRGB stand for?
How manycolourbars are
there ineach pixel ina
display?
How manyvaluesdoeseach
colourhave?
How manypossible colours
can you make withRGB?
2. From strength to a number
Once you knowthe settingforeachcolour,youcan calculate the numberforthat colour.The
answerisexpressedinhex,whichisyetanothernumberingsystem.

2. Year 7 DigitalTechnology:Bellarine SecondaryCollege
Andthere iswhat some commoncoloursworkout to be.
http://www.rapidtables.com/web/color/RGB_Color.htm

3. Year 7 DigitalTechnology:Bellarine SecondaryCollege
3. Colour codes in action
Mark eachflagwiththe colour codesthatit needs.
Indonesia
Aboriginal
Australian