
How we see color PT review
Presentation
•
Physics, Science
•
8th Grade
•
Easy
Standards-aligned
Andi Suter
Used 114+ times
FREE Resource
5 Slides • 12 Questions
1
How we see color...
performance task review
2
Mechanical waves
waves that transfer energy through matter
require a medium
examples: water, sound, earthquake
3
electromagnetic waves
waves that transfer energy through a field( electric & magnetic)
does NOT require a medium ( can travel through a vacuum)
examples:light, UV, radio, microwaves, x-rays
4
light from a full spectrum source (ie: sun, flashlight, "white" light) emits all of the wavelengths (ROYGBIV)
5
Multiple Choice
How do we see an object?
Light travels from a source, reflects off the object and into our eyes.
Light travels from our eyes and reflects off the object, then reflects back to the source
Light reflects off our eyes and enters the object
The object produces its own light
6
Multiple Choice
What wave behavior allows the human eye to see color?
Interference
Refraction
Diffraction
Reflection
7
Multiple Choice
An opaque object...
allows light to pass through
allows some light to pass through
allows no light to pass through
8
Multiple Choice
Material that allows light to pass through allowing you to see "clearly" to the other side.
opaque
translucent
transparent
9
Multiple Choice
Wax paper or a foggy window is an example of what type of material?
transparent
translucent
opaque
10
Multiple Choice
What occurs when light waves pass THROUGH a given point or medium?
transmission
reflection
absorption
refraction
11
Multiple Choice
What colors is white light made from?
Orange, Green, Pink, Magenta, Peach, Rose, Lemon
Red, Orange Yellow, Green, Black, Indigo, Violet
Red, Orange, Yellow, Green, Blue, Indigo, Violet
Red, Orange, Yellow, Grey, Blue, Indigo, Violet
12
Multiple Choice
Which color REFLECTS all wavelengths of light?
Red
Black
White
Pink
13
Multiple Choice
Which color ABSORBS all wavelengths of light?
Red
Black
White
Pink
14
Multiple Choice
Why does this apple look red?
The apple reflects red light and absorbs all other colors
The apple absorbs red light and reflects all other colors
The apple reflects all the light shinning on it
The apple is red because we see that color.
15
Study these models
go to the question on the next slide
16
Multiple Choice
Which model correctly shows how light would interact with the t-shirt and shorts?
A
B
C
D
17
Multiple Select
Why does this the t-shirt appear red and the shorts appear blue? Choose the correct statements.
The t-shirt reflects red light.
The t-shirt reflects blue light
The shorts absorb yellow light
The shorts reflect blue light
Other colours are absorbed
How we see color...
performance task review
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