Science

Home
Science

Science

NT1Astronomy [+~]
- NT2 Astronomy [+~]
  - NT3 Asteroid belt
  - NT3 Asteroids
  - NT3 Astrobiology
  - NT3 Astrometry
  - NT3 Astronauts
  - NT3 Atmospheres
  - NT3 Aurora
  - NT3 Big Bang
  - NT3 Binary stars
  - NT3 Black holes
  - NT3 Brown dwarfs
  - NT3 Comets and meteors
  - NT3 Constellations
  - NT3 Coordinates
  - NT3 Cosmic background radiation
  - NT3 Cosmic rays
  - NT3 Cosmology
  - NT3 Crater
  - NT3 Dark energy
  - NT3 Dark matter
  - NT3 Density waves
  - NT3 Dust
  - NT3 Earth
  - NT3 Eclipses
  - NT3 Einstein ring
  - NT3 Elliptical galaxy
  - NT3 Escape velocity
  - NT3 Extrasolar planets
  - NT3 Extraterrestrial life
  - NT3 Formation
  - NT3 Galactic wind
  - NT3 Galaxies and Dwarf galaxies
  - NT3 Galaxy clusters
  - NT3 Gamma ray bursts
  - NT3 Gas
  - NT3 Giants
  - NT3 Globular clusters
  - NT3 Gravitational lenses
  - NT3 Halos
  - NT3 Hertzsprung-Russell diagram
  - NT3 HII region
  - NT3 Hubble expansion
  - NT3 Inflation
  - NT3 Intergalactic medium
  - NT3 Interstellar medium
  - NT3 Irregular galaxy
  - NT3 Jets
  - NT3 Kuiper belt objects
  - NT3 Light curve
  - NT3 Lunar eclipse
  - NT3 Main sequence
  - NT3 Mass loss
  - NT3 Meteor
  - NT3 Meteorite
  - NT3 Microlensing effect
  - NT3 Milky Way
  - NT3 Moon
  - NT3 Near-earth objects
  - NT3 Nebula
  - NT3 Neutron stars
  - NT3 Nucleosynthesis
  - NT3 Open clusters
  - NT3 Orbit
  - NT3 Origin and evolution of the universe
  - NT3 Phases
  - NT3 Phases of the Moon
  - NT3 Planetary nebula
  - NT3 Planets
  - NT3 Pulsars
  - NT3 Quasars
  - NT3 Redshift
  - NT3 Rockets
  - NT3 Rotation curve
  - NT3 Satellites: artificial satellites
  - NT3 Satellites: natural satellites
  - NT3 Seasons
  - NT3 Solar activity
  - NT3 Solar eclipse
  - NT3 Solar system
  - NT3 Solar-terrestrial relations
  - NT3 Space flight
  - NT3 Space ships
  - NT3 Space stations
  - NT3 Spiral galaxy
  - NT3 Star chart
  - NT3 Stars
  - NT3 Sun
  - NT3 Sunspots
  - NT3 Supernova
  - NT3 Supernova remnants
  - NT3 Theory of relativity
  - NT3 Tides
  - NT3 Universe – generally
  - NT3 Variable stars
  - NT3 Zodiac
  - NT3 Zodiacal light
NT1Biology [+~]
- NT2 Anatomy [+~]
  - NT3 Blood
  - NT3 Blood vessels
  - NT3 Brain
  - NT3 Cardiovascular
  - NT3 Circulatory System
  - NT3 Digestive System
  - NT3 Endocrine System
  - NT3 Heart
  - NT3 Integumentary System
  - NT3 Liver
  - NT3 Muscles
  - NT3 Nerve
  - NT3 Nervous system
  - NT3 Organs
  - NT3 Pancreas
  - NT3 Reproductive system
  - NT3 Skeleton and muscles
  - NT3 Stomach
  - NT3 Teeth
  - NT3 Tongue
- NT2 Botany [+~]
  - NT3 Flower
  - NT3 Flowering plants/parts of plants
  - NT3 Fruit
  - NT3 Gardening
  - NT3 Leaf
  - NT3 Life cycle
  - NT3 Parasite
  - NT3 Photosynthesis
  - NT3 Plant nutrition and growth
  - NT3 Plants
  - NT3 Seeds
  - NT3 Transport and water in plants
  - NT3 Tree
- NT2 Ecology [+~]
  - NT3 Biomass
  - NT3 Biosphere
  - NT3 Carbon and nitrogen cycles
  - NT3 Energy and ecosystems
  - NT3 Food as fuel
  - NT3 Food chains and webs
  - NT3 Organic Agriculture
  - NT3 Organic Biology
- NT2 Humans and animals [+~]
  - NT3 Amphibian
  - NT3 Animal
  - NT3 Arachnid
  - NT3 Bird
  - NT3 Breeding
  - NT3 Domestic animal
  - NT3 Endangered species
  - NT3 Fish
  - NT3 Fishery
  - NT3 Food chain
  - NT3 Genetic engineering
  - NT3 Genetics
  - NT3 Genome
  - NT3 Human health: smoking
  - NT3 Human health: teeth
  - NT3 Insect
  - NT3 Insulin
  - NT3 Invertebrate
  - NT3 Mammal
  - NT3 Menstrual cycle
  - NT3 Micro-organism
  - NT3 Microbiology
  - NT3 Nutrition and digestion - generally
  - NT3 Puberty/adolescence
  - NT3 Reproduction
  - NT3 Reptile
  - NT3 Senses
  - NT3 Stimulus and response
  - NT3 Stomach acid and bile
  - NT3 Transport of reactants/products
  - NT3 Vertebrate
  - NT3 wild animal
- NT2 Life processes [+~]
  - NT3 Biotechnology
  - NT3 Cell processes - generally
  - NT3 Cell structure
  - NT3 Cell types - generally
  - NT3 Cell types – other
  - NT3 Chromosomes
  - NT3 Epithelial
  - NT3 Fertilisation
  - NT3 Luminescent
  - NT3 Meiosis
  - NT3 Mitosis
  - NT3 Ova
  - NT3 Root hair
  - NT3 Sperm
  - NT3 Tissues
  - NT3 Toxin
- NT2 Variation, inheritance and evolution [+~]
  - NT3 Asexual reproduction
  - NT3 Classification/keys
  - NT3 Cloning, selective breeding and genetic engineering
  - NT3 Darwin
  - NT3 Dinosaur
  - NT3 DNA
  - NT3 Environmental causes of variation
  - NT3 Evolution - generally
  - NT3 Extinction
  - NT3 Fossil record
  - NT3 Genetic causes of variation and mutation
  - NT3 Inheritance - generally
  - NT3 Inherited diseases
  - NT3 Monohybrid inheritance
  - NT3 Sex determination
  - NT3 Taxonomy
  - NT3 Variation – generally
NT1Chemistry [+~]
- NT2 Analytical Chemistry [+~]
  - NT3 Atomic Absorption Spectroscopy
  - NT3 Atomic structure
  - NT3 Atoms – generally
  - NT3 Bonding – generally
  - NT3 Chromatography
  - NT3 Covalent bonds
  - NT3 Electrons – generally
  - NT3 Ionic bonds
  - NT3 Molecules – generally
  - NT3 Nucleus: protons, neutrons
  - NT3 Other types of bonding
  - NT3 Role of electrons in reactions
- NT2 Chemical Reactions [+~]
  - NT3 Acids, alkalis and bases
  - NT3 Burning
  - NT3 Chemical changes
  - NT3 Conservation of mass
  - NT3 Displacement reactions
  - NT3 Enzymes
  - NT3 Equations and formulae
  - NT3 Exo/endothermic
  - NT3 Oxidation and reaction
  - NT3 Patterns in reactions
  - NT3 Physical changes
  - NT3 Reaction rates
  - NT3 Reactions with metals
  - NT3 Reactivity series
  - NT3 Reversible reactions
  - NT3 Solubility
  - NT3 States of matter
  - NT3 Thermal decomposition
  - NT3 Water cycle
- NT2 Inorganic chemistry [+~]
  - NT3 Alkali metals
  - NT3 Catalysts
  - NT3 Compounds - generally
  - NT3 Distillation
  - NT3 Electrolysis
  - NT3 Elements
  - NT3 Extraction of metal from ore
  - NT3 Filtration
  - NT3 Halogens
  - NT3 Metal complexes
  - NT3 Metals – generally
  - NT3 Minerals
  - NT3 Mixtures
  - NT3 Periodic table
  - NT3 Separation - generally
  - NT3 Separation - other
  - NT3 Transition metals
  - NT3 Useful substances from rocks & minerals
- NT2 Organic chemistry [+~]
  - NT3 Aliphatic Compounds
  - NT3 Aromatic Compounds
  - NT3 Carbon
  - NT3 Fossil fuels
  - NT3 Fossil resources - generally
  - NT3 Heterocyclic Compounds
  - NT3 Hydrocarbons
  - NT3 Organic Polymers
  - NT3 Organic Reaction
- NT2 Physical chemistry [+~]
  - NT3 Chemical Kinetics
  - NT3 Chemical Thermodynamics
  - NT3 Electrochemistry
  - NT3 Material Science
  - NT3 Plastics/polymers
  - NT3 Quantum Chemistry
  - NT3 Solid State Chemistry
  - NT3 Statistical mechanics
NT1Environmental Education [+~]
- NT2 Climate [+~]
  - NT3 Climatic phenomenon
  - NT3 Meteorology
- NT2 Energy [+~]
  - NT3 Electrical energy
  - NT3 Electricity
  - NT3 Hydroelectric power plant
  - NT3 Natural resources
  - NT3 Nuclear energy
  - NT3 Nuclear physics
  - NT3 Nuclear power plant
  - NT3 Renewable energy
- NT2 Environment [+~]
  - NT3 Biotope
  - NT3 Desert
  - NT3 Ecosystem
  - NT3 Environmental education
  - NT3 Environmental protection
  - NT3 Forest
  - NT3 Forestry
  - NT3 Garden
  - NT3 Geophysical environment
  - NT3 Island
  - NT3 Lake
  - NT3 Landscape
  - NT3 Meadow
  - NT3 Mountain
  - NT3 Natural resources
  - NT3 Ocean
  - NT3 Ocean
  - NT3 Plain
  - NT3 Port
  - NT3 Port
  - NT3 Sea
  - NT3 Sea
  - NT3 Volcano
  - NT3 Water
  - NT3 Watercourse
  - NT3 Wood
- NT2 Environmental protection [+~]
  - NT3 Acid rain
  - NT3 Botany
  - NT3 Ecology
  - NT3 Ecology
  - NT3 Education for sustainable development
  - NT3 Endangered species
  - NT3 Environmental education
  - NT3 Greenhouse effect
  - NT3 National park
  - NT3 Noise
  - NT3 Pollution
  - NT3 Recycling
  - NT3 Sound
  - NT3 Waste management
  - NT3 Zoology
- NT2 Natural resources [+~]
  - NT3 Drinking water
  - NT3 Environment
  - NT3 Gas
  - NT3 Mining
  - NT3 Oil
  - NT3 Renewable energy
  - NT3 Water
  - NT3 Watercourse
NT1Geography and Earth Science [+~]
- NT2 Earth science [+~]
  - NT3 acid rain
  - NT3 air
  - NT3 atmospheric phenomenon
  - NT3 cartography
  - NT3 Catastrophe
  - NT3 climate
  - NT3 Climate
  - NT3 Climatic phenomenon
  - NT3 exploration of the earth
  - NT3 Explorer
  - NT3 fossil
  - NT3 geological phenomenon
  - NT3 Geological phenomenon
  - NT3 geology
  - NT3 geomorphologic phenomenon
  - NT3 Geomorphologic phenomenon
  - NT3 Greenhouse effect
  - NT3 Mass
  - NT3 Meteorology
  - NT3 Mineral
  - NT3 Mineralogy
  - NT3 Natural phenomenon
  - NT3 Palaeontology
  - NT3 Reference Frame
  - NT3 regional geography
  - NT3 regional language
  - NT3 seismology
  - NT3 social geography
  - NT3 Spatial heterogeneity
  - NT3 stratum
- NT2 Geography [+~]
  - NT3 Africa
  - NT3 Antarctica
  - NT3 Asia
  - NT3 Atlases
  - NT3 Biomes
  - NT3 Cape
  - NT3 Changes in distribution of economic activity & their impact
  - NT3 Classifications of economic activity
  - NT3 Climate
  - NT3 Climatic influences on ecosystems
  - NT3 Coasts
  - NT3 Conflicting demands on environments
  - NT3 Deposition
  - NT3 Development & quality of life
  - NT3 Differences in development between countries
  - NT3 Differences in development within countries
  - NT3 Dynamic Shape
  - NT3 Earthquakes
  - NT3 Ecosystems
  - NT3 Effects of resource use
  - NT3 Environmental issues
  - NT3 Erosion
  - NT3 European countries outside the European Union
  - NT3 European Union
  - NT3 Factors influencing development
  - NT3 Geographical distribution of economic activity
  - NT3 Geographical variations in weather & climate
  - NT3 Geomorphological processes - general information
  - NT3 GIS
  - NT3 Global distribution of tectonic activity
  - NT3 Global scale
  - NT3 Globes
  - NT3 Goods & services
  - NT3 Hazards & human responses
  - NT3 Hazards/geomorphological
  - NT3 Human influences on ecosystems
  - NT3 Human patterns
  - NT3 Human processes
  - NT3 Internal Structure
  - NT3 International scale
  - NT3 Land use
  - NT3 Landforms
  - NT3 Less economically developed countries
  - NT3 Local scale
  - NT3 Location of settlements
  - NT3 Maps & plans
  - NT3 Migration
  - NT3 More economically developed countries
  - NT3 Mountain
  - NT3 National scale
  - NT3 Natural population change
  - NT3 North America
  - NT3 Oceania
  - NT3 Other geomorphological processes
  - NT3 Other influences on ecosystems
  - NT3 Patterns in general
  - NT3 Physical patterns
  - NT3 Physical processes
  - NT3 Planning & management of resources
  - NT3 Population & resources
  - NT3 Population change
  - NT3 Population distribution
  - NT3 Processes in general
  - NT3 Projection
  - NT3 Regional scale
  - NT3 Rivers
  - NT3 Rock types
  - NT3 Rural settlements
  - NT3 Satellite images
  - NT3 Settlements: change
  - NT3 Settlements: size/character/function
  - NT3 Soil influences on ecosystems
  - NT3 Sources of resources
  - NT3 South & Central America
  - NT3 Space-Time Information
  - NT3 Spatial information
  - NT3 Spatial interactions
  - NT3 Spatial interpolation
  - NT3 Spatial properties
  - NT3 Spatial transformations
  - NT3 Supply of resources
  - NT3 Surface
  - NT3 Tectonic hazards & human responses
  - NT3 Tectonic processes
  - NT3 Topical geographical issues
  - NT3 Types of economic activity
  - NT3 Urban settlements
  - NT3 Volcanoes
  - NT3 Water
  - NT3 Water cycle
  - NT3 Water, landscapes & people - general information
  - NT3 Weather
  - NT3 Weathering
NT1Physics [+~]
- NT2 Electricity and magnetism [+~]
  - NT3 AC/DC
  - NT3 Ampere\'s law
  - NT3 Charge
  - NT3 Circuits - generally
  - NT3 Components in circuits: batteries, etc
  - NT3 Coulomb law
  - NT3 Domestic appliances
  - NT3 Electric charge - generally
  - NT3 Electric current
  - NT3 Electric motors
  - NT3 Electrical heating and costs
  - NT3 Electrical quantities - generally
  - NT3 Electrical resistance/conductivity
  - NT3 Electricity generation/National Grid
  - NT3 Electromagnetism - generally
  - NT3 Electrostatic forces
  - NT3 Electrostatic phenomena and uses
  - NT3 Generators and transformers
  - NT3 Magnetic materials
  - NT3 Magnetism - generally
  - NT3 Mains electricity - generally
  - NT3 Mains electricity safety
  - NT3 Maxwell\'s equations
  - NT3 Parallel circuits
  - NT3 Series circuits
  - NT3 Voltage
- NT2 Energy [+~]
  - NT3 Conduction, convection and evaporation
  - NT3 Conservation and dissipation
  - NT3 Energy - using electricity
  - NT3 Energy resources
  - NT3 Energy transfer and storage
  - NT3 Internal Energy
  - NT3 Kinetic energy
  - NT3 Potential energy
  - NT3 Radiation
  - NT3 Radiation transfer
  - NT3 Temperature and heat
  - NT3 Thermodynamics
  - NT3 Work and power
- NT2 Fields [+~]
  - NT3 Central field
  - NT3 Conservative force field
  - NT3 Electric field
  - NT3 Electromagnetic field
  - NT3 Gravitational field
  - NT3 Magnetic field
  - NT3 Potential
- NT2 Forces and motion [+~]
  - NT3 Acceleration
  - NT3 Air resistance
  - NT3 Angular acceleration
  - NT3 Angular velocity
  - NT3 Atmospheric Pressure
  - NT3 Centre of mass
  - NT3 Circular motion
  - NT3 Collision
  - NT3 Combining forces
  - NT3 Conservation of momentum
  - NT3 Elastic collision
  - NT3 Electric force
  - NT3 Escape velocity
  - NT3 Foucault pendulum
  - NT3 Friction
  - NT3 Gravitational force and gravity
  - NT3 Horizontal throw
  - NT3 Impulse
  - NT3 Inelastic collision
  - NT3 Inertia
  - NT3 Kepler\'s laws
  - NT3 Lorentz force
  - NT3 Machines
  - NT3 Magnetic force
  - NT3 Mass
  - NT3 Moment of inertia
  - NT3 Moments
  - NT3 Newton\'s laws
  - NT3 Nuclear force
  - NT3 Oscillations
  - NT3 Pendulum
  - NT3 Period
  - NT3 Phase
  - NT3 Pressure
  - NT3 Rectilinear motion
  - NT3 Rigid body
  - NT3 Rotation
  - NT3 Universal law of gravitation
  - NT3 Velocity
  - NT3 Vertical throw
  - NT3 Weight
- NT2 High Energy Physics [+~]
  - NT3 Accelerators & beams
  - NT3 Antimatter
  - NT3 Calorimeters
  - NT3 Charged particle acceleration
  - NT3 Coupled Motion dynamics
  - NT3 Dark matter
  - NT3 Free electron lasers
  - NT3 Grand unification
  - NT3 Higgs particle
  - NT3 Invariant mass
  - NT3 Leptons
  - NT3 Particle beam parameters
  - NT3 Particle cosmology
  - NT3 Particle detectors
  - NT3 Particle dynamics
  - NT3 Particle interactions with matter
  - NT3 Physical constants
  - NT3 QCD, jets & gluons
  - NT3 Quarks & hadrons
  - NT3 Space-time symmetries
  - NT3 Standard model
  - NT3 Supersymmetry
  - NT3 Synchrontron radiation
  - NT3 Unification
  - NT3 Weak interactions: electroweak
  - NT3 Weak interactions: quarks & leptons
- NT2 History of Science and Technology [+~]
- NT2 Light [+~]
  - NT3 Colour
  - NT3 Light sources
  - NT3 Properties of light - generally
  - NT3 Reflection
  - NT3 Refraction
  - NT3 Refraction index
  - NT3 Vision
- NT2 Obtaining and using materials [+~]
  - NT3 Electrolysis
  - NT3 Extraction of metal from ore
  - NT3 Fossil fuels
  - NT3 Fossil resources - generally
  - NT3 Hydrocarbons
  - NT3 Metals - generally
  - NT3 Nitrogenous fertilizers
  - NT3 Plastics/polymers
  - NT3 Useful substances from rocks and minerals
- NT2 Radioactivity [+~]
  - NT3 Alpha radiation
  - NT3 Background radiation
  - NT3 Beta radiation
  - NT3 Gamma radiation
  - NT3 Half-life
  - NT3 Nuclear decay
  - NT3 Nuclear fission
  - NT3 Nuclear fusion
  - NT3 Uses of radioactivity, including radioactive dating
- NT2 Solids, liquids and gases [+~]
  - NT3 Adiabatic
  - NT3 Changes of state
  - NT3 Density
  - NT3 Entropy
  - NT3 Gas pressure and diffusion
  - NT3 Grouping materials
  - NT3 Isothermal
  - NT3 Isovolumetric
  - NT3 Laws of Thermodynamics
  - NT3 Melting/boiling points
  - NT3 Particle theory
  - NT3 Properties of materials
  - NT3 Thermodynamic Cycle
- NT2 Sound [+~]
  - NT3 Audible ranges
  - NT3 Hearing - generally
  - NT3 Hearing: noise
  - NT3 Loudness
  - NT3 Pitch
  - NT3 Properties of sound - generally
  - NT3 Sound sources
  - NT3 Speed in media
  - NT3 The ear
  - NT3 Ultrasound
- NT2 Technological applications [+~]
  - NT3 Ceramics production
  - NT3 Energy production and energy resources research
  - NT3 Glass production
  - NT3 Horology
  - NT3 Industrial devices
  - NT3 Lifecycle of products
  - NT3 Metal processing
  - NT3 Mining
  - NT3 Musical instruments
  - NT3 Nanotechnology
  - NT3 Nautical tools
  - NT3 Paper production
  - NT3 Pharmaceutics
  - NT3 Photography and cinematography
  - NT3 Robotics
  - NT3 Sound techniques
  - NT3 Telecommunications
  - NT3 Textiles
  - NT3 Transport (air, water and ground)
  - NT3 Wood production
  - NT3 Writing ad press
- NT2 Tools for science [+~]
  - NT3 Accelerators
  - NT3 Accelerometers
  - NT3 Analysis Tools
  - NT3 Detectors
  - NT3 Detectors: CCD camera
  - NT3 Dynamometers
  - NT3 Fieldwork equipment
  - NT3 Laboratory equipment – generally
  - NT3 Laboratory glassware
  - NT3 Laboratory measuring instruments, including sensors and meters
  - NT3 Microscope
  - NT3 Observatories
  - NT3 Online Laboratories
  - NT3 Remote Laboratories
  - NT3 Sensors
  - NT3 Thermometers
- NT2 Useful materials and products [+~]
  - NT3 Everyday materials
- NT2 Waves [+~]
  - NT3 Diffraction
  - NT3 Doppler effect
  - NT3 Electromagnetic spectrum
  - NT3 Gamma rays
  - NT3 Information transmission, analogue and digital signals
  - NT3 Infrared
  - NT3 Longitudinal waves
  - NT3 Microwaves
  - NT3 Optics
  - NT3 Radio waves
  - NT3 Reflection
  - NT3 Refraction
  - NT3 Seismic waves
  - NT3 Transverse waves
  - NT3 Ultraviolet
  - NT3 Visible light
  - NT3 Wave amplitude
  - NT3 Wave characteristics - generally
  - NT3 Wave frequency
  - NT3 Wave speed
  - NT3 Wavelength
  - NT3 X-rays

Translations

EQ Ciencia (es / Spanish)
EQ Ciências (pt / Portuguese)
EQ Eolaíocht (ga / Irish)
EQ Geograafia ja maateadus (et / Estonian)
EQ Luonnon-tieteet (fi / Finnish)
EQ Medžiagų mokslas (lt / Lithuanian)
EQ Science (fr / French)
EQ Scienze (it / Italian)
EQ Stiinte (ro / Romanian)
EQ Wetenschap (nl / Dutch)
EQ Zinātne (lv / Latvian)
EQ Φυσικές Επιστήμες (el / Greek)
EQ Наука (bg / Bulgarian)
EQ Наука (ru / Russian)

Date of creation: 28-Nov-2013

Accepted term: 28-Nov-2013