Waves
-transfer energy through
space and matter
Electromagnetic Waves
Mechanical Waves
-do NOT require a medium
to travel through (can go
through empty space).
-require a Medium
(solid, liquid, or gas) to
travel through.
Transverse
Longitudinal
-moves at right
angles to the
direction it’s
moving.
-Examples
1.
2.
-moves in the
same direction
the wave travels.
-Examples
1.
2.
Transverse
Radio
waves
Microwaves
Infrared
rays
Visible
light
Ultraviolet
(u.v.)
X-rays Gamma
Uses:
Harmful?
For each wave list•2 uses
•How harmful it is