A light wave is a ........ wave
longitude
transverse
The electromagnetic radiation with the longest wave length is
Gamma rays
Visible light
Micro waves
Radio waves
Infra red
Ultra voilet
X-rays
Radio waves have a wave length longer than 10cm
What do radio waves do when they hit the ionosphere?
Diffract
Reflect
Refract
microwaves are used to cook communicate write( cook, communicate, write ) with elephants people satellites TV( elephants, people, satellites, TV ) because it can pass through the ionosphere air lead( ionosphere, air, lead ) with ease help dificulty( ease, help, dificulty ).
how do optical fibers work?
through diffraction
through reflection
through refraction
Sound is caused by what?
passing through objects
vibrating particles
Electromagnetic radiation
sound waves can travel through a vacuum
light can travel through a vacuum
Both light and sound waves can reflect, refract and diffract.
