| The sun appears to move across the sky 360/24 ____ per hour. |
asteroids |
| Millions of ____ (huge rocks) orbit between Mars and Jupiter. |
degrees |
| The shapes of the planetary ____ are elliptical. |
gases |
| Meteors that reach the Earth's surface are called ____. |
meteorites |
| Gravity from the orbiting Moon influence ____ on the Earth. |
meteors |
| The Sun is mostly hydrogen (H) and helium (He) ____. |
ocean tides |
| Meteroids that enter the Earth's atmosphere are called ____. |
orbits |
| There are eight ____ orbiting the Sun. |
planets |
