$$3.0\ x\ 10^{8\ }$$  km/s

300,000 m/s

$$3.0\ x\ 10^8$$  m/s

300,000,000 km/s

the speed they travel in a vacuum

wavelength and frequency

the way they reflect

the orientation of their electric and magnetic fields

visible light

the electromagnetic spectrum

radio waves

invisible radiation

transverse waves

longitudinal waves.

need a medium to travel through

can travel through a vacuum

ultraviolet

visible light

infrared

microwave

Yes

No

Yes

No

Ultraviolet ray

X-rays

gamma rays

radio waves

radio wave

microwave

infrared

light

Red

Blue

Green

Yellow

Radio wave, Microwave, Infrared, Visible, Ultraviolet, X-ray, Gamma

Visible, Microwave, Infrared, Ultraviolet, X-ray, Gamma, Radio wave

Gamma, X-ray, Ultraviolet, Visible, Infrared, Microwave, Radio wave

Microwave, Radio wave, Visible, Infrared, Ultraviolet, X-ray, Gamma

Infrared waves

Light waves

Radio waves

X-rays

Ultraviolet waves

boats

energy

matter

water

it increases

it stays the same

it decreases