Light Questions Flashcards
(34 cards)
A red light will reflect light from…
Red objects
A blue filter will transmit…
Blue light
Which color is at the top of the spectrum?
Red
Which media is more dense than water?
Glass
A blue filter will absorb…
Red, orange, yellow, green, indigo and violet light
The different colors are known as…
Spectrum
Opaque materials will…
Not transmit light
Shiny objects will…
Reflect light
An example of a luminous object is…
The Sun
An example of a non-luminous object is…
The moon
How does light travels…
In straight lines
Translucent materials will…
Transmit some light, reflect some light and absorb some light
What do we call an area where light does not reach?
Shadow
Which medium is less dense than water?
Air
A luminous object will…
create its own light
Light travels slower than sound (true/false)
False
Than angle of reflection is the same as the angle of incidence (true/false)
True
Light can be dispersed into how many colors?
Into 7
What si the name of the imaginary line that is 90 degree angle to a material?
The normal
What is the name of the outgoing ray and the normal line?
The angle of reflection
What is the name of the angle between the incoming ray and the normal line?
The angle of incidence
What is the name of the incoming ray of light to a mirror?
The incident ray
A non-luminous will…
Not create its own light
This is how we are able to see things
Light enters our eyes
