Physics Part #1.1 Flashcards
Electric charges produces what?
An electric field.
Which one is the RIGHT SEQUENCE of Electromagnetic waves? (if I said the topic right).
a) oscillating charge -> oscillating electric field ->
oscillating magnetic field.
b) oscillating magnetic field -> oscillating electric field -> oscillating charge
c) oscillating electric field -> oscillating charge
a) oscillating charge -> oscillating electric field ->
oscillating magnetic field.
Continuous range of EM waves arranged in order of
frequency or wavelength.
This talks about the Electromagnetic S _ _ _ t _ _ _ .
Electromagnetic Spectrum.
Wavelength _________ across the spectrum.
Fill in the blank.
a) increases
b) decreases
b) decreases
Frequency and Energy _________ across the spectrum/
Fill in the blank.
a) increases
b) decreases
a) increases
Which one has the LONGEST radiation type wavelength?
a) ultraviolet
b) gramma ray
c) radio
c) radio
Which one has the SHORTEST radiation type wavelength?
a) ultraviolet
b) gramma ray
c) radio
b) gramma ray
This is the longest of all electromagnetic waves:
a) radio waves
b) sound waves
c) x-ray
a) radio waves
Radio waves have been discovered by:
H _ _ n _ _ c h H _ _ t z .
H e i n r i c h H e r t z .
Microwaves have been discovered by:
a) Benjamin Franklin
b) Albert Einstein
c) Charles Babbage
d) James Clerk Maxwell
d) James Clerk Maxwell
Microwaves have ____ frequency radio waves.
a) high
b) medium
c) no
d) low
a) high
Infrared waves have been discovered by:
W _ l l _ _ m H _ _ s c h _ l
William Herschel.
Two types of mirrors, they are:
P and S Mirror.
Plane Mirror
Spherical Mirror
This is the center of the sphere from where the mirror was taken:
Center of C _ _ v _ t _ _ _. ( C )
Center of Curvature.
This is the center of the mirror:
V _ _ _ _ _ / P _ _ _ ( V )
Vertex / Pole
