Light Waves

Front

What type of light wave contains powerful energy made in nuclear explosions and stars?

Back

Gamma rays are a type of light wave that contains powerful energy, often produced in nuclear explosions and by stars.

Front

What is the term for the process when light bounces off a surface?

Back

Reflection is the process where light bounces off a surface.

Front

What type of wave carries energy from one place to another even through empty space?

Back

Light is a type of wave that carries energy through empty space.

Front

Which type of electromagnetic radiation produces heat that we can feel?

Back

Infrared waves produce heat that we can feel, such as the heat from a toaster.

Front

Can light damage genetic material?

Back

Yes, light can cause damage to genetic material by transferring energy to it.

Front

What is the term for the process when light passes through a material?

Back

Transmission is the process where light passes through a material.

Front

What is the visible spectrum?

Back

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

Front

What is the difference between reflection and absorption of light?

Back

Reflection is when light bounces off a surface, while absorption is when light is taken in by a material.

Front

What are ultraviolet rays?

Back

Ultraviolet rays are a type of electromagnetic radiation that can cause sunburn and skin damage.

Front

What is the speed of light in a vacuum?

Back

The speed of light in a vacuum is approximately 299,792 kilometers per second (or about 186,282 miles per second).