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Q3 science
| Term | Definition |
|---|---|
| Astronomy | The study of space |
| planet | A large object that orbits a star |
| star | a glowing ball of hot gas in space |
| sun | The star at the center of our solar system |
| supernova | a star exploding |
| light-year | distance light travels in one year |
| microgravity | very weak gravity |
| constellation | a group of star forming a pattern |
| cosmic | related to space |
| galactic | related to galaxies |
| big bang | the beginning of the universe |
| discovery | finding something new |
| countdown | numbers counted before launch |
| mission | a planned space journey |
| probe | a robot sent to space |
| rocket launch | sending a rocket into space |
| trajectory | the path of moving object |
| observation | watching and studying |
| interstellar | between stars |
| star cluster | group of nearby stars |
| orbit | the path an object follows in space |
| gravity | the force that pulls object together |
| asteroid | a rocky object in space |
| comet | an icy object that orbit the sun |
| Moon | an object that orbits a planet |
| galaxy | a huge group of stars and planet |
| milky way | our home galaxy |
| universe | everything that exists in space |
| meteor | a streak of light from space dust |
| meteorite | a rock that lands on earth |
| rocket | a vehicle that travels to space |
| spacecraft | a machine designed for space travel |
| satellite | an object that orbits earth |
| international space station | a space laboratory |
| solar system | the sun and objects around it |
| mercury | the closest planet to the sun |
| venus | the hottest planet |
| earth | our home planet |
| telescope | a tool for viewing distant objects |
| astronaut | a person who travels in space |
| mars | the red planet |
| Jupiter | the largest planet |
| saturn | the planet with rings |
| uranus | a blue-green planet |
| neptune | the farthest major planet |
| pluto | a dwarf planet |
| Dwarf planet | a small planet -like object |
| exoplanet | a planet outside our solar system |
| black hole | a region very where gravity is strong |
| nebula | a cloud of gas and dust |
| lunar | related to the moon |
| solar | related to the sun |
| eclipse | when one object block a another |
| solar eclipse | moon blocking the sun |
| vacuum | space with no air |
| milestone | a major discovery |
| alien | a life form from another planet |
| extraterrstrial | life beyond earth |
| atmosphere | a layer of gases around earth |
| oxygen | gas we breath |
| lunar eclipse | earth blocking the moon |
| rotation | spinning on an axis |
| revolution | orbiting around another object |
| axis | an imaginary line for spinning |
| equator | the middle of earth |
| pole | top or bottom of earth |
| season | a time of year |
| day | one full rotation of earth |
| year | one full orbit around the sun |
| crater | a hole from an impact |
| mantie | a layer inside earth |
| crust | earth outer layer |
| rover | a robot that drive on planets |
| space suit | clothing that protects astronauts |
| magnetosphere | earth protective magnetic field |
| aurora | colorful light near the poles |
| zero gravity | feelingweightless |
| launch pad | place where rocket take off |
| ring | a band of ice and rock around a planet |
| core | the center of a planet |
| landing | touching down on earth |
| fuel | energy used for rocket |
| spacewalk | working outside a space craft |
| docking | connecting two spacecraft |
| cosmonaut | a russian astronaut |
| satellite | device for receiving signals |
| hubble telescope | a telescope in space |
| nasa | U.S. space agency |
| heat shield | protection from high temperatures |
| reentry | returning to earth |
Created by:
francessco N