Light Review WIT T1 L2a and 5

Front

What happens when light shines through a red filter?

Back

The filter absorbs all light except red light.

Front

What type of reflection occurs when light waves bounce off a rough surface?

Back

Diffuse reflection.

Front

What property of a curtain makes a room darker when it is closed?

Back

The curtain absorbs light.

Front

Why does a banana appear yellow?

Back

It reflects yellow wavelengths of light and absorbs most other wavelengths.

Front

Is white light made up of all the colors of the rainbow?

Back

True.

Front

What is the definition of light absorption?

Back

Light absorption is the process by which a material takes in light energy and converts it to other forms of energy.

Front

What is reflection in terms of light?

Back

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

Front

What is the difference between regular and diffuse reflection?

Back

Regular reflection occurs on smooth surfaces, producing clear images, while diffuse reflection occurs on rough surfaces, scattering light in many directions.

Front

What is a filter in the context of light?

Back

A filter is a material that allows certain wavelengths of light to pass through while blocking others.

Front

What is the visible spectrum?

Back

The visible spectrum is the range of wavelengths of light that can be seen by the human eye, typically from about 400 nm (violet) to 700 nm (red).