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Sci. terms

Science terms

crater depression formed by large meteorite
Asteroid small rocky object found in the asteroid belt between Jupiter and Mars
Revolution motion of earth around the sun
Rotation spinning of earth on its axis causing day and night
solar eclipse during a new moon when the sun moon and earth line up and earth moves into the moons shadow
solar system includes sun planets and everything else in a solar system
solstice time when sun reaches its greatest point norther geographic pole or southern geographic pole
sphere 3d object whose surface at all points is the same distance from its center
gravity a force that attracts all objects towards each other
ellipse the shape of earth's orbit that is rounded like a circle but somewhat flattened
Maria dark region on the moon that is smooth with few craters
ozone gas formed in the upper levels of the atmosphere that protects earth from the sun's harmful UV radiation
olympus Mons largest volcano in the solar system on mars
meteoroids pieces of astroids or comets that have broken off
meteoriotes meteorite that has made impact in the earth
meteors meteoroids that has made impact in the earth
astronomical unit unit of measure used to determine distance between objects in the solar system
axis imaginary line around which earth spins causing day and night
comet space object made of rocky particles and water ices
equinox twice yearly time when the sun is directly above the equator
lunar eclipse occurs during the a full moon, the sun earth and moon line up in a specifically and the moon moves into the earth's shadow
moon phase changing views of the moon seen from earth
nebula cloud of rotating gases and dust parts from which the solar system may have formed billion years ago
orbit curved path followed by earth as it moves around the sun
Created by: 1555506048