click below
click below
Normal Size Small Size show me how
hii
vocabulay
| Question | Answer |
|---|---|
| solar system | |
| heliocentric | |
| geocentric parallax | |
| parallax | |
| gravity | |
| orbit | |
| aphelion | |
| perihelion | |
| centripetal force | |
| solar nebula | |
| planetesimal | |
| nuclear fusion | |
| sunspot | |
| solar flare | |
| prominence | |
| terrestrial planet | |
| astronomical unit | |
| gas giant | |
| planetary ring |