| 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 |
