slide1 n.
Download
Skip this Video
Loading SlideShow in 5 Seconds..
CH 28 NOTES PowerPoint Presentation
Download Presentation
CH 28 NOTES

Loading in 2 Seconds...

play fullscreen
1 / 20

CH 28 NOTES - PowerPoint PPT Presentation


  • 82 Views
  • Uploaded on

CH 28 NOTES. WHAT MAKES RED DIFFERENT THAN BLUE ?. THEY HAVE DIFFERENT WAVELENGTHS AND DIFFERENT FREQUENCIES. ROYGBIV. R. The only thing we SEE is LIGHT. OYGBIV IS ABSORBED. You don’t see peppers - you see red light reflected from peppers. THE PEPPER HAS RED PIGMENT. PIGMENT-.

loader
I am the owner, or an agent authorized to act on behalf of the owner, of the copyrighted work described.
capcha
Download Presentation

PowerPoint Slideshow about 'CH 28 NOTES' - rivka


An Image/Link below is provided (as is) to download presentation

Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author.While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server.


- - - - - - - - - - - - - - - - - - - - - - - - - - E N D - - - - - - - - - - - - - - - - - - - - - - - - - -
Presentation Transcript
slide2

WHAT MAKES RED DIFFERENT THAN BLUE?

THEY HAVE DIFFERENT WAVELENGTHS AND DIFFERENT FREQUENCIES

slide3

ROYGBIV

R

The only thing we SEE is LIGHT

OYGBIV

IS ABSORBED

You don’t see peppers - you see red light reflected from peppers

slide4

THE PEPPER HAS RED PIGMENT

PIGMENT-

material that selectively absorbs color

slide5

LOW f

MED f

HIGH f

IN THIS CLASS WE’RE GOING TO SIMPLIFY THE SPECTRUM INTO 3 PRIMARY COLORS

THE PRIMARY COLORS OF LIGHT ARE:

RED

GREEN

BLUE

slide6

YELLOW

GREEN

RED

WHITE

MAGENTA

CYAN

BLUE

slide7

Secondary Colors of Light

YELLOW

MAGENTA

CYAN

slide8

R G B

R

G B

IS ABSORBED

slide9

R G B

G

R B

IS ABSORBED

slide10

R G B

R B

G

IS ABSORBED

slide11

R G B

R G

B

IS ABSORBED

slide12

R G B

R G B

No light

IS ABSORBED

That is why it is coolest to wear white

slide13

R G B

No light

All light

IS ABSORBED

That is why it is hotest to wear black

slide14

* White is the combination of all light

* Black is the absence of light

slide16

Complementary Colors -

Two colors that combine to make white light

RED &

CYAN

BLUE &

YELLOW

GREEN &

MAGENTA

slide17

Color Math!

Red + Blue =

White - Green =

White - Cyan =

Yellow + Blue =

Magenta

Magenta

Red

White

slide18

B

The source of light is not always white

B

IS ABSORBED

There is no light reflected,

the pepper appears BLACK

slide19

R

R

The banana would appear red