Front

What is the term for light that bends when it passes from one medium to another?

Back

Refraction

Front

What phenomenon occurs when light is refracted, resulting in the formation of a rainbow?

Back

Dispersion of light

Front

In what direction does light travel in a vacuum?

Back

In a straight line

Front

What is the relationship between the size of a xylophone bar and the pitch of the sound it produces?

Back

The largest bar produces the lowest pitch.

Front

What factors affect the pitch of a stringed instrument?

Back

The length and thickness of its strings.

Front

What is the definition of light energy?

Back

Light energy is a form of electromagnetic radiation that is visible to the human eye.

Front

What is the principle of reflection in relation to light?

Back

Reflection is the bouncing back of light when it hits a surface.

Front

What is the difference between refraction and reflection?

Back

Refraction is the bending of light as it passes through different media, while reflection is the bouncing back of light from a surface.

Front

What is the role of prisms in the context of light?

Back

Prisms refract light and can separate it into its component colors.

Front

How does the thickness of a string affect the sound produced by a stringed instrument?

Back

Thicker strings produce lower pitches, while thinner strings produce higher pitches.