Keyphrases
Planets and
100%
Heat Engine
100%
Search Engine
100%
Johannes Kepler
40%
Solar System
40%
Extrasolar Planets
30%
Zero Emission
30%
Oxidizer
30%
Emotional State
20%
Planetary Systems
20%
Jupiter
20%
Sunlike
20%
Venus
20%
Mercury
20%
Giant Planets
20%
Chemical Energy
20%
Rocket
20%
Internal Combustion Engine
20%
Energy Forms
20%
Mechanical Energy
20%
Air-breathing Engine
20%
Electric Motor
10%
Video Games
10%
Emotional Blunting
10%
Vocalization
10%
Linguistic Attitudes
10%
Facial Expression
10%
Computer Science
10%
Sociolinguistics
10%
Affective Flattening
10%
Tycho Brahe
10%
Ptolemy
10%
Naked-eye
10%
Ice Season
10%
CERES
10%
Trans-neptunian Objects
10%
Tectonics
10%
Astronomer
10%
Observational Tool
10%
Planetary Bodies
10%
Gas Giants
10%
Epicycle
10%
Thermonuclear Fusion
10%
Circumstellar Habitable Zones
10%
Habitable Zone
10%
Galileo Galilei
10%
Volcanism
10%
Hurricanes
10%
Kepler Space Telescope
10%
Scientific Community
10%
Relative Distance
10%
Saturn
10%
Gravitational Microlensing
10%
Observational Data
10%
Pluto
10%
Asteroid Belt
10%
Exoplanets
10%
17th Century
10%
Mass-based
10%
Natural Satellites
10%
Mythology
10%
Pallas
10%
Divine
10%
Planetesimals
10%
Mars
10%
Vesta
10%
Space Age
10%
Astronomical Observations
10%
Juno
10%
Astrology
10%
Neptune
10%
Stellar Remnants
10%
Hydrology
10%
Uranus
10%
Close Observation
10%
Human Perception
10%
Ice Cap
10%
Low Density
10%
Celestial Body
10%
Deferent
10%
Space Probe
10%
Potential Energy
10%
Elastic Energy
10%
Hydrocarbons
10%
Atmospheric Oxygen
10%
Electrical Energy
10%
Earth's Atmosphere
10%
Air Currents
10%
Side Reactions
10%
Gaseous Combustion
10%
Rapid Pressurization
10%
Energy Sources
10%
Nuclear Reactions
10%
Fuel Oxygen
10%
Industrial Processes
10%
Exhaust Gas
10%
Air Ambient
10%
Law of Motion
10%
Biological Systems
10%
Jet Engine
10%
Thermodynamic Process
10%
Mechanical Motion
10%
Myosin
10%
Fuel Cell
10%
Molecular Motor
10%
Pure Hydrogen
10%
Compressed Air
10%
Reaction Mass
10%
Piston
10%
Combustion Chamber
10%
Atmospheric Convection
10%
Gasoline
10%
Crankshaft
10%
Combustion Products
10%
Non-chemical
10%
Newton's Third Law
10%
Nuclear Fission
10%
Nuclear Energy
10%
Atmospheric Nitrogen
10%
Hydroelectric Power Generation
10%
Intermediate Energy
10%
Clockwork
10%
Available Energy
10%
Alcohol
10%
Greenhouse Gas
10%
Pneumatic Motor
10%
Natural Processes
10%
Convective Cells
10%
Nuclear Fusion
10%
Fission-fusion
10%
Windup
10%
Rocket Engine
10%
Chemical Engines
10%
Hydrogen Fuel
10%
Submarine
10%
Fuel Components
10%
Earth's Gravitational Field
10%
Atmospheric Gases
10%
Heat Energy
10%
Combustion
10%
Pure Oxygen
10%
Environmental Heat
10%
Water Vapor
10%
Additional Fuel
10%
Electric Potential Energy
10%
Affective Displays
10%
In(III)
10%
Emissaries
10%
NOx Emission
10%
INIS
engines
100%
planets
100%
energy
38%
heat engines
38%
heat
23%
emission
19%
motion
19%
sun
19%
air
15%
fuels
15%
solar system
15%
stars
15%
oxygen
15%
atmospherics
15%
size
11%
water
11%
space
11%
motors
11%
orbits
11%
oxidizers
11%
data
7%
distance
7%
gases
7%
zones
7%
venus planet
7%
jupiter planet
7%
mercury
7%
milky way
7%
burns
7%
potential energy
7%
rockets
7%
internal combustion engines
7%
hydrogen
7%
wind
3%
education
3%
communities
3%
humans
3%
carbon dioxide
3%
computers
3%
eyes
3%
applications
3%
increasing
3%
psychology
3%
electric motors
3%
gravitation
3%
production
3%
reduction
3%
attitudes
3%
hydrology
3%
pluto planet
3%
asteroids
3%
neptune planet
3%
satellites
3%
uranus planet
3%
hurricanes
3%
probes
3%
saturn planet
3%
ice caps
3%
tools
3%
density
3%
moon
3%
fluorine 20
3%
mars planet
3%
seasons
3%
telescopes
3%
resolution
3%
exceptions
3%
volcanism
3%
tectonics
3%
cutting
3%
muscles
3%
alcohols
3%
grinding
3%
greenhouse gases
3%
convection
3%
mixing
3%
pressurization
3%
nitrogen
3%
combustion chambers
3%
fission
3%
energy sources
3%
jets
3%
thermodynamics
3%
fluorine
3%
gravitational fields
3%
pneumatic motors
3%
compressed air
3%
pistons
3%
combustion
3%
crushing
3%
fusion (nuclear)
3%
earth atmosphere
3%
fuel cells
3%
nuclear reactions
3%
combustion products
3%
exhaust gases
3%
rocket engines
3%
hydrogen fuels
3%
myosin
3%
electrochemical engines
3%
water vapor
3%
nuclear energy
3%
hydrocarbons
3%
gasoline
3%
power generation
3%
hydroelectric power
3%
oxidants
3%
electric potential
3%
submarines
3%
Physics
Heat Engine
100%
Extrasolar Planet
40%
Atmospherics
30%
Extrasolar Gas Giants
20%
Habitable Zone
20%
Internal Combustion Engine
20%
Planetary System
20%
Chemical Energy
20%
Astronomers
10%
Stellar Remnants
10%
Astronomical Systems
10%
Space Telescope
10%
Gravitational Microlensing
10%
Earth Orbit
10%
Planetary Body
10%
Carbon Dioxide
10%
Nuclear Reaction
10%
Convection Cell
10%
Nuclear Fission
10%
Asteroid Belts
10%
Space Probes
10%
Natural Satellite
10%
Flattening
10%
Trans-Neptunian Object
10%
Protoplanets
10%
Planetary Mass
10%
Exhaust Gas
10%
Combustion Chamber
10%
Pneumatics
10%
Earth's Gravitational Field
10%
Fuel Cell
10%
Potential Energy
10%
Atmospheric Convection
10%
Ambient Air
10%
Rocket Engine
10%
Electric Potential
10%
Combustion Product
10%
Earth Atmosphere
10%
Nuclear Fusion
10%
Air Current
10%
Heat Generation
10%
Greenhouse Gas
10%
Compressed Air
10%