1. 4th Grade Space Vocabulary
Ms. Thornburg’s Flash Cards!

2. What do we call an object that moves around another object in space?
Satellite
Your Name

3. What do we call a huge burning sphere of gases?
Star
Your Name

4. What do we call a large object that moves around a star?
Planet
Your Name

5. What do we call the motion of a planet or other object as it turns on its axis?
Rotation
Your Name

6. What do we call the imaginary line which runs through both poles of a planet?
Axis
Your Name

7. What do we call a small rocky object that moves around the sun?
Asteroid
Your Name

8. What do we call the planets closest to the sun: Mercury, Venus, Earth, and Mars?
Inner planets
Your Name

9. What do we call an uncrewed space vehicle that carries cameras, instruments, and other research tools?
Space probe
Your Name

10. What do we call a small mass of dust and ice that orbits the sun in a long oval-shaped path?
Comet
Your Name

11. What do we call the planets farthest from the sun: Jupiter, Saturn, Uranus, Neptune, and Pluto?
Outer planets
Your Name