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4th Grade Space Vocabulary
Ms. Thornburg’s Flash Cards!
Your Name
What do we call an object that moves around another object in
space?
Satellite
Your Name
What do we call a huge burning sphere of gases?
Star
Your Name
What do we call a large object that moves around a star?
Planet
Your Name
What do we call the motion of a planet or other object as it turns on its axis?
Rotation
Your Name
What do we call the imaginary line which runs through both poles of a planet?
Axis
Your Name
What do we call a small rocky object that moves around the sun?
Asteroid
Your Name
What do we call the planets closest to the sun: Mercury, Venus, Earth, and Mars?
Inner planets
Your Name
What do we call an uncrewed space vehicle that carries cameras, instruments, and other research tools?
Space probe
Your Name
What do we call a small mass of dust and ice that orbits the sun in a long oval-shaped path?
Comet
Your Name
What do we call the planets farthest from the sun: Jupiter, Saturn, Uranus, Neptune, and Pluto?
Outer planets
