Which best describes the difference between a reflected and a diffracted sound wave?(1 point)

Question

Responses

A reflected sound wave bounces back to the same location. A diffracted sound wave changes direction as it travels through an opening.
A reflected sound wave bounces back to the same location. A diffracted sound wave changes direction as it travels through an opening.

A diffracted sound wave bounces back to the same location. A reflected sound wave changes direction as it travels through an opening.
A diffracted sound wave bounces back to the same location. A reflected sound wave changes direction as it travels through an opening.

A reflected sound wave is absorbed by the medium. A diffracted sound wave changes direction as it travels through an opening.
A reflected sound wave is absorbed by the medium. A diffracted sound wave changes direction as it travels through an opening.

A diffracted sound wave bounces back to the same location. A reflected sound wave is absorbed as it travels through an opening.

Which light behavior explains how white light spreads out into different colors?(1 point)
Responses

diffraction
diffraction

dispersion
dispersion

reflection
reflection

refraction

When comparing material for absorption of solar radiation, which of these characteristics describes a material that is the best absorber of solar radiation?(1 point)
Responses

black and rough
black and rough

white and smooth
white and smooth

white and rough
white and rough

black and smooth

Which of the following is the best example of diffraction?(1 point)
Responses

light entering a prism and coming out showing the colors of the rainbow.
light entering a prism and coming out showing the colors of the rainbow.

light bending as it enters a new medium.
light bending as it enters a new medium.

light shining through a keyhole and spreading out into a dark room.
light shining through a keyhole and spreading out into a dark room.

light scattering in the atmosphere.

Answer 1

1. Which best describes the difference between a reflected and a diffracted sound wave?
   Response: A reflected sound wave bounces back to the same location. A diffracted sound wave changes direction as it travels through an opening.

2. Which light behavior explains how white light spreads out into different colors?
   Response: dispersion

3. When comparing material for absorption of solar radiation, which of these characteristics describes a material that is the best absorber of solar radiation?
   Response: black and rough

4. Which of the following is the best example of diffraction?
   Response: light shining through a keyhole and spreading out into a dark room.