click below
click below
Normal Size Small Size show me how
Unit 3 (two)
| Question | Answer |
|---|---|
| Solar System | the sun and all of the planets and other bodies that travel around it |
| heliocentric | |
| geocentric | |
| parallax | |
| gravity | |
| orbit | |
| aphelion | |
| perihelion | |
| centripetal force | |
| solar nebula | a rotating cloud of gas and dust from which the sun and planets formed |
| planetesimal | |
| nuclear fusion | |
| sunspot | a dark area of the photosphere of the sun that is cooler than the surrounding areas and that has a strong magnetic field |
| solar flare | an explosive release of energy that comes from the sun and that is associated with magnetic disturbances on the sun’s surface |
| prominence | |
| terrestrial planet | |
| astronomical unit | |
| gas giant | |
| planetary ring | |
| dwarf planet | |
| Kuiper Belt | |
| Kuiper Belt object | |
| comet | |
| Oort cloud | |
| asteroid | |
| meteoroid | |
| meteor | |
| meteorite |