Arts & Humanities
Physics
100%
Invention
54%
Crystal
41%
Quartz
36%
Clock
28%
Technics
26%
Physicists
25%
Electricity
24%
Photoelectric Effect
22%
Ernest Rutherford
21%
World War I
21%
Submarine
20%
Conservation
19%
Nature
18%
Novelty
17%
Thermodynamics
16%
Hermann Von Helmholtz
16%
Deduction
14%
Energetics
14%
Symmetry
14%
Lecturers
14%
Interwar Period
13%
Military
12%
Industry
11%
Experimental Error
10%
Expertise
10%
Early Twentieth-century
10%
Peace
10%
Energy Conservation
10%
Entrepreneurship
9%
Germany
9%
Telecommunications
8%
Industrialists
8%
Revolution
8%
Energy
7%
Temperature
7%
Teaching
7%
Threat
7%
Pendulum
7%
Individual Factors
7%
Relativity
7%
Physical
7%
Physical Properties
6%
Albert Einstein
6%
Heat
6%
Resources
6%
Electrodynamics
6%
Experiment
6%
New Experimentalism
6%
Applied Research
5%
Physics & Astronomy
piezoelectricity
50%
physics
32%
training devices
23%
molecular theory
18%
histories
17%
relativity
8%
pyroelectricity
8%
symmetry
7%