Light Traveling
In what way does light travel?
In straight lines
When light bounces off an object, we say that light is ________.
Reflected
What do we use to show light moving from a light source? Draw it.
Arrows
Which type of material would you use for a bathroom window so people can’t see in, but light still comes through?
Transparent, glass
Which type of material would you use for a window so you can see outside?
Transparent
What process forms an image in a mirror?
Reflection
Light must be ________ through an object for us to clearly see an image through a glass window.
Transmitted
A flashlight shines on a shiny metal spoon. Draw how the light travels from the flashlight.
Light reflects off the spoon into my eyes.
A one-way mirror acts like a _________ on the bright side and like _________ on the dark side.
Mirror, Glass
If no light is transmitted or reflected, the material is most likely _________.
Opaque
You can kind of see through a material but not clearly through. What kind of material is this?
Translucent
If light cannot pass through an object, the object is called _________.
Opaque
Draw a model of how light interacts with a transparent material.
Light going through
What do I need in a room of a one-way mirror for it to act like a mirror?
A bright light.
What does transparent mean?
Explain why you cannot see through an opaque object even if it’s very thin.
Because no light can go through the object.
If light can pass through an object clearly, the object is called _________.
Transparent
Draw a model of how light interacts with an opaque material with a shiny layer.
Light reflecting
Which one lets the most light pass through: a regular mirror, one way mirror, or clear glass?
Clear glass
What does opaque mean?
No light is able to go through the object.
Why can you see clearly through clear glass but not through frosted glass?
Clear glass is transparent
Frosted glass is translucent
If light can pass through a little but not clearly, the object is called _________.
Translucent
Draw how light travels through a one-way mirror when one room is brightly lit and the other is dark.
Light from the bright room mostly reflects back, acting like a mirror, and very little passes into the dark room.
A student’s light meter shows 0 Lux transmitted and 118 Lux reflected. What do you think the object is?
A mirror
What does translucent mean?
Little light is able to pass through an object.