Question 3: What is the correct
order that shows increasing photon energy for wavebands of the
electro-magnetic spectrum?
a.Radio -- Infrared --
Optical -- Ultraviolet -- X-ray -- Gamma Ray
b.X-ray
-- Gamma Ray -- Radio -- Infrared -- Optical – Ultraviolet
c.Infrared
-- Radio -- Optical -- Ultraviolet -- Gamma ray -- X-ray
d.Radio
-- Optical -- Infrared -- Ultraviolet -- X-ray -- Gamma Rays
e.Infrared
-- Radio -- Ultraviolet -- X-ray -- Optical -- Gamma Rays
Question 4: Compared
to gamma rays, radio waves travel
a. slower
(i.e., at the speed of sound).
b. At the same speed.
c. Faster
Question 5: The
thickness of a plastic freezer storage bag is roughly 0.1 mm. How many wavelengths of red light is this?
0.1mm/7000Angstroms
= 140.