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UNIT TEST REVIEW EMR
Test Description: This review is intended to be a review for students,
Instructions: Answer all questions to get your test result.
1) EMR stands for
A
Electrical movement Radiation
B
Electromagnet Rays
C
Electromagnetic Radiations
D
Electromagnetic Resonance
2) The symbol for wavelength is
A
c
B
λ
C
cm
D
v
3) If the frequency goes up wavelength goes
A
up
B
nothing happens
C
down
D
sideways
4) n represents
A
Education level
B
quantum level
C
number of protons
D
quantity of photons
5) What is the symbol for frequency?
A
λ
B
E
C
ν (nu)
D
h
6) Scientist who studied Hydrogen atom was
A
Einstein
B
Mike
C
Max Plank
D
Bohr
7) Continuous spectrum
A
when one color blends into next color
B
when red and white are mixed
C
when only two colors are present
D
when two colors blend into each other
8) which part of spectrum has the lowest frequency?
A
Gamma
B
Ultra violet
C
infra red
D
Radio waves
9) Which part of spectrum has the longest wavelength
A
Microwaves
B
X rays
C
Gamma
D
Radiowaves
10) Which equation shows the relationship between energy and frequency?
A
E= 3v
B
E = MC^2
C
E = mc
D
E = h ν (nu)
*select an answer for all questions
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