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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 |