WorksheetsBohr Atomic Model
Total questions: 10
Worksheet time: 9mins
Name
Class
Date
1.
Whose model is most similar to the solar system?
a)
Bohr
b)
Thomson
c)
Rutherford
d)
Dalton
2.
True or False: The ground state is the highest energy state of an atom.
a)
True
b)
False
3.
For an electron to change from ground state to an excited stated it must...
a)
Absorb energy
b)
Release energy
4.
What is the light that you can see called?
a)
observatory light
b)
ultraviolet light
c)
visible light
d)
infrared light
5.
Line emission spectrum shown below happens when
a)
Electron transition from lower to higher energy level.
b)
Electron transition from higher to lower energy level.
c)
Electron exist in fixed energy states
d)
Electron transition between different energy levels.
6.
The frequency of infrared waves is..
a)
1012 Hz
b)
1020 Hz
c)
104 Hz
d)
1015 Hz
7.
Which color has the longest wavelength?
a)
Yellow
b)
Red
c)
Green
d)
Purple
8.
All light waves travel at a speed of ______ in a vacuum
a)
3x10^8 m/s
b)
3x8^10 m/s
c)
3x10^8 km/s
d)
3x8^10 km/s
9.
Cell phones use this part of the EM spectrum.
a)
Microwaves
b)
Gamma
c)
X-Rays
d)
Radio
10.
________________ are waves used by cops to test the speed of your car with RADAR.
a)
Ultraviolet
b)
Infrared
c)
Radio
d)
Microwaves
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