Waves

Front

What is a wave?

Back

A wave is a disturbance that transfers energy from one place to another without transferring matter.

Front

What are the two main types of waves?

Back

Mechanical waves and electromagnetic waves.

Front

What is the electromagnetic spectrum (EMS)?

Back

The EMS is the range of all types of electromagnetic radiation, including visible light, infrared, ultraviolet, and more.

Front

Which color of light is best for plant growth?

Back

Green light is best for plant growth because plants reflect green light and absorb other colors.

Front

What is wavelength?

Back

Wavelength is the distance between two consecutive peaks or troughs in a wave.

Front

Which color of light has the longest wavelength?

Back

Orange light has the longest wavelength among the options given.

Front

What happens when light hits a raindrop?

Back

When light hits a raindrop, it refracts, or bends, causing a spectrum of colors to appear.

Front

What is refraction?

Back

Refraction is the bending of light as it passes from one medium to another.

Front

What is infrared light?

Back

Infrared light is a type of electromagnetic radiation with wavelengths longer than visible light but shorter than microwaves.

Front

What is ultraviolet light?

Back

Ultraviolet light is a type of electromagnetic radiation with wavelengths shorter than visible light.