Science · Space
Space and Solar System Vocabulary
Space words from asteroid to orbit for word games and review.
- 🎓 Grades 4–6
- 🧪 Science
- 📐 MS-ESS1-3
- ❓ 20 questions
Play with this set
Pick a game: the questions load straight in
Opens on your board, ready to play in teams. No student devices needed.
Questions 20 questions
Answers stay hidden until you show them, so this page is safe on the projector.
solar system
The sun and everything that orbits it
planet
Large round body that orbits a star
dwarf planet
Small round world like Pluto
orbit
Path an object takes around another
axis
Imaginary line an object spins around
rotation
One full spin on an axis
revolution
One full trip around the sun
gravity
Force that pulls objects toward each other
asteroid
Rocky object that orbits the sun
comet
Ball of ice and dust with a glowing tail
meteor
Streak of light when space rock burns in air
meteorite
Space rock that lands on Earth
moon
Natural object that orbits a planet
star
Huge ball of hot glowing gas
galaxy
Huge system of stars, gas and dust
constellation
Group of stars that forms a pattern
telescope
Tool that makes far objects look closer
astronaut
Person trained to travel in space
crater
Bowl-shaped hole made by an impact
light-year
Distance light travels in one year
More question sets