What is a light source?
Something that emits light
How does light reach our eyes from a book?
It reflects from the page into our eye
A luminous object ______ light
Objects that transmit light are called?
Light does not transmit through __________ materials.
Light can travel through translucent materials (like tracing paper) but it is ___________.
We see a book when light is absorbed in?
non luminous objects __________ light.
A light source is something that
the speed of light is?
Light can travel through empty space, which is called a …
A light year is the distance
that light travels in a year.
Light travels as a
A transparent material is one which allows
light to pass through
In your notebook draw the arrows to show how hte light travels to the readers eye