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    Science: Astronomy Quiz
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The Sun emits a stream of ____ particles called the solar wind. celestial
The Earth is a slightly ____ spheroid (flatten at the poles). charged
Stars, planets, asteroids, and comets are ____ objects. dwarf
Mercury ____ only three times during every two orbits. lunar
Mars appears ____ due to iron oxide dust covering its surface. oblate
During a ____ eclipse the Earth casts a shadow on the Moon. red
The Earth's ozone layer blocks ____ solar radiation. rotates
Eris, Pluto, Haumea, Makemake, and Ceres are ____ planets. ultraviolet

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