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8/9 vocab
Vocabulary
| Term | Definition |
|---|---|
| ABSORPTION LINE | A DARK OF A SPECTRUM, INDICATING THE WAVELENGTH OF ABSORBED LIGHT |
| EMISSION LINE | A BRIGHT LINE OF A SPECTRUM, INDICATING THE WAVELENGHT OF EMITTED LIGHT |
| LIGHT SIGNATURE | SPECTRUM; EVERY SUBSTANCE HAS ITS OWN APECIFIC LIGHT SIGNATURE |
| SPECTROSCOPE | A TOOL USED TO STUDY THE SPECTRUM OF COLORS COMING FROM A LIGHT SOURCE |
| SPECTRUM | A PATTERN OF WAVELENGHTS THAT CAN IDENTIFY DIFFERENT KINDS OF LIGHT |
| VISIBLE LIGHT | WAVELENGTHS OF ELECTROMAGNETIC RADIATION THAT CAN BE SEEN BY HUMAN EYE |
| ORBITAL PERIOD | HOW LONG IT TAAKES AN OBJECT TO ORBIT ANOTHER OBJECT |
| ORBITAL RADIUS | THE AVERAGE DISTANCE BETWEEN AN OBJECT AND THE OBJECT IT IS ORBITING |
| ORREY | A MECHANICAL DEVICE THAT SHOWS THE RELATIVE POSITIONS AND MOTIONS OF PLANETS AS THEY ORBIT THE SUN |
| TRANSIT | WHEN ONE OBJECT APPEARS TO MOVE ACROSS ANOTHER OBJECT AS SEEN FROM THE PERSPECTIVE OF AN OBSERVER |