写真素材の検索結果

Height of space from Earth, illustration

Height of space from Earth, illustration

Height of space from Earth, illustration

Height of space from Earth, illustration

Height of space from Earth, illustration

In Ptolemy's geocentric model of the universe, the Sun, Moon, and each planet orbit a stationary Earth.

Basic characteristics of orbits in which a satellite can be placed around Earth, categorized by inclination, shape and altitude.

Seismic ray types in Earth's interior from earthquake at F.

Dwarf Planets and Earth Compared

Internal structure of Earth, illustration

The journey of the Galileo spacecraft to Jupiter, highlighting major observations along the trajectory, as well as their dates.

Dwarf planets and moons, illustration

Dwarf planets and moons, illustration

Solar system planets, illustratoin

Solar system planets, illustratoin

America compared with Valles Marineris, illustration

Dwarf Planets and Moon Compared

Dwarf Planets Compared

Dwarf Planets and Moons Compared

Scale of Solar System Bodies

Scale of Solar System Bodies

Scale of Solar System Bodies

Scale of Solar System Bodies

Scale of Solar System Bodies

Internal structure of Mercury, illustration

Internal structure of Mercury, illustration

Seasons change because more direct sunlight falls on some parts of Earth than others at different times of the year.

Earth-Moon comparison, illustration

Earth-Moon comparison, illustration

Theoretical depiction of the movement of tectonic plates across Earth's surface.

Structure of Planetary Rings

Gender characteristics, artwork

U.S. space station Skylab (occupied 1973-74), shown with docked Apollo Command and Service modules.

Moons of Jupiter, illustration

Sun and its planets, illustration

Sun and its planets, illustration

Planetary size comparison, illustration

Planetary size comparison, illustration

Three types of natural selection, showing the effects of each on the distribution of phenotypes within a population.

Evolutionary history of the globin genes. The dots indicate the duplication of ancestral genes, giving rise to new gene lineage.

Light waves matching the orientation of the molecules of a polarizing filter are absorbed, reducing the intensity of the light.

Space station Mir, after its completion in 1996, with the launch dates of each modular component shown.

General patterns of atmospheric circulation over an idealized Earth with a uniform surface and the actual Earth.

Solar system distances, illustration

Displacements in the Earth in four types of free vibrations.

Wormhole through hyperspace, artwork

Drinking through a straw, illustration

Drinking through a straw, illustration

Asteroid distribution

Internal structure of Earth, illustration

Internal structure of Earth, illustration

Comparison of the Sun and Stephenson 2-18, illustration

Comparison of Sun and Stephenson 2-18, illustration

Birth of Galaxies

Earth compared to Mercury

Earth compared to Moon

Earth compared to Uranus

Earth compared to Saturn

Earth compared to Neptune

Earth compared to Saturn

Earth compared to Jupiter

Earth compared to Mars

Earth compared to Jupiter

Earth compared to Venus

Earth compared to Uranus

Earth compared to Venus

Earth compared to Neptune

Earth compared to Mercury

Earth compared to Moon

Earth compared to Mars

Pluto and Charon Compared to Earth

Earth orbiting the Sun, illustration

Earth orbiting the Sun, illustration

Earth orbiting the Sun, illustration

Compression fracture, artwork

Asthma pathology, artwork

Total lunar eclipse, illustration

Total solar eclipse, illustration

Electron shell

Vegetation profile of a boreal forest. The tree layer consists mainly of conifers, and mosses are the predominant ground cover.

The process of cell division by mitosis.

The endoplasmic reticulum plays an important role in the biosynthesis, processing, and transport of proteins and lipids.

Human arterial supply and venous drainage of the organs.

Average exchange of energy between the surface, atmosphere, and space, as percentages of incident solar radiation.

Diagram of a wave system depicting typical divergence and convergence distributions for non-tilting and tilting systems.

The onset and retreat of the West African monsoon with respect to the timing of the direct rays of the sun.

The weather model of meteorologist Edward Lorenz.

Diagram of a two-cavity klystron, used as an amplifier and RF signal source at microwave frequencies, and also as an oscillator.

Elements of a magnetron, used to generate power for radar systems, microwave ovens, plasma screens, and linear accelerators.

Electromagnetic spectrum. The visible range (shaded portion) is shown enlarged on the right.

The Michelson interferometer measures the effect on the speed of light of the motion of the ether through which light travels.

Basic components of an electrochemical cell.

Cross section of a V-type engine.

Diesel engine equipped with a precombustion chamber.

Modern version of the Leclanche cell. This heavy-duty zinc-carbon primary battery is a dry cell with an immobilized electrolyte.

Automotive-type lead-acid battery, a storage battery that holds its charge for a long time and can be recharged.

The steps involved in the engineering of a recombinant DNA molecule.

The artery wall and the ultrastructure of the smooth muscle cells within it.

The diffusion of water across a semipermeable membrane.

Diagram of a mammalian muscle spindle.

Comparison of a normal heart to one with a ventricular septal defect

Coriolis force

Earth orbiting the Sun, illustration

Earth orbiting the Sun, illustration

The Moon orbiting Earth, illustration

The Moon orbiting Earth, illustration

Martian canals, historical artwork

Pressure exerted by finger pushing a nail into wood, illustr

Pressure exerted by finger pushing a nail into wood, illustr

Apollo mission profile for a lunar landing and return, outlining the various stages along the mission.

Water on Mars, illustration

Internal structure of Mercury, illustration

Jupiter's atmosphere

Earth and Moon, illustration

Pay-off matrix showing bourgeois, or mixed attack/retreat behaviour, as the most stable strategy for a population.

Earth and Moon space-time warp, artwork

Earth's prebiotic and modern atmosphere

Osteoarthritis of the knee, artwork

Phylogeny based on differences in the protein sequence of cytochrome c in organisms ranging from Neurospora mold to humans.

Sun and terrestrial planets, illustration

Galaxy collision and merger, illustration

Artwork of the orbits of the Solar System

Planets as one, illustration

Planets as one, illustration

Schematic of Van Allen radiation belts

Schematic of Van Allen radiation belts

How Uranus got its Tilt

Solar System Distances to Scale

Birth and Death of the Solar System

Birth and Death of the Solar System

Birth and Death of the Solar System

Diagram of the Asteroid Belt

Diagram of the Asteroid Belt

Solar Life Cycle

Solar Life Cycle

Diagram of Great American Eclipse, 2017

Diagram of Great American Eclipse, 2017

Diagram of Great American Eclipse, 2017

Diagram of Great American Eclipse, 2017

ROXs 42Bb - Largest Exoplanet

ROXs 42Bb - Largest Exoplanet

ROXs 42Bb - Largest Exoplanet

ROXs 42Bb - Largest Exoplanet

Saturn 5 rocket, illustration

Saturn 5 rocket, illustration

Saturn 5 rocket, exploded diagram

Saturn 5 rocket, exploded diagram

Total lunar eclipse, illustration

Total solar eclipse, illustration

Rising air in an unstable atmosphere

Polar covalent bond

Vegetation profile of a temperate deciduous forest.

Vegetation profile of a desert.

Vegetation profile of tropical mountain lands.

Cross section of a typical bomb calorimeter.

Stages in the process of meiosis, cell division among sexually reproducing organisms.

Receptor-mediated endocytosis enables cells to ingest molecules such as protein that are necessary for normal cell functioning.

Transverse section of an artery.

The stages in the evolution of a wave (frontal) cyclone.

Horizontal divergence and convergence patterns associated with the polar-front jet.

Elements of the traveling-wave tube (TWT), used to amplify microwave signals over broad bandwidths.

Blower-scavenged, two-stroke-cycle engine with uniflow scavenging, displaying both upstroke and downstroke.

A tokamak is a toroidal magnetic confinement system used as a method of achieving fusion energy.

Georges Leclanche's dry cell and its later variations, zinc chloride and alkaline cells, are batteries commonly used worldwide.

The Hardy-Weinberg Law applied to two alleles.

The analysis of sound frequencies by the basilar membrane.

Earth and Mercury size comparison, illustration

Superhabitable world and Earth compared, illustration

Earth compared to PLuto

Earth compared to PLuto

Earth compared to PLuto

Moon and Jupiter seen from Earth, illustration

Hydrostatic pressure, illustration

Hydrostatic pressure, illustration

Earth's magnetic field, artwork

Orbit of near-Earth asteroid Apophis

Diagram showing interior of Jupiter

Diagram showing interior of Jupiter

Diagram showing interior of Jupiter

Pressure exerted by a sharp knife, illustration

Pressure exerted by a sharp knife, illustration

Planet Earth,

Expanding universe balloon analogy, illustration

Diagram showing interior of Mars

Diagram showing interior of Mars

Diagram showing interior of Mars

矢印　循環　輪

矢印　循環　輪

矢印　循環　輪

Low Earth orbits and geostationary orbit, illustration

Evolution of the Universe, artwork

Solar system astronomy, 19th century

Astronomical clock, 19th century

The Moon and Mercury, artwork

Asteroid sizes compared, illustration

Wilhelm Foerster, German astronomer

Solar system, illustration

Mercury, illustration

Venus, illustration

Mars, illustration