Light and Matter

Front

What is light?

Back

Light is a form of energy that travels in waves and can be seen by the human eye.

Front

What is reflection?

Back

Reflection is the bouncing back of light waves when they hit a surface.

Front

What is refraction?

Back

Refraction is the bending of light waves as they pass from one medium to another, such as from air to glass.

Front

What is transmission?

Back

Transmission is the passing of light through a material without being absorbed.

Front

What is absorption?

Back

Absorption is when light waves are taken in by a material and converted to other forms of energy, such as heat.

Front

What type of surface reflects the most light?

Back

A mirror reflects the most light due to its smooth surface.

Front

What is a one-way mirror?

Back

A one-way mirror is a reflective surface on one side and transparent on the other, allowing people to see through it from one side while appearing as a mirror from the other.

Front

What material transmits the most light?

Back

Glass transmits the most light among common materials.

Front

What happens to light when it hits a clear window?

Back

Light can be reflected, transmitted, or absorbed when it hits a clear window.

Front

What is the difference between a mirror and glass?

Back

A mirror reflects light, while glass allows light to pass through.