Which type of surface would best reflect light?(1 point)
Responses
smooth and dull
smooth and dull
smooth and shiny
smooth and shiny
rough and dull
rough and dull
rough and shiny
smooth and shiny
Which statement best describes the reflection of a wave?(1 point)
Responses
A wave transfers its energy to a material.
A wave transfers its energy to a material.
A wave fails to reach the surface of a material.
A wave fails to reach the surface of a material.
A wave bounces off the surface of a material.
A wave bounces off the surface of a material.
A wave passes through a material.
A wave bounces off the surface of a material.
How is an echo formed?(1 point)
Responses
Light waves pass through a shiny surface.
Light waves pass through a shiny surface.
Sound waves travel into a soft surface.
Sound waves travel into a soft surface.
Light waves go around a smooth surface.
Light waves go around a smooth surface.
Sound waves bounce off a flat surface.
Sound waves bounce off a flat surface.
The surface of which material is least likely to reflect light?(1 point)
Responses
pillowcase
pillowcase
mirror
mirror
water
water
sheet of metal