An observer's zenith is the point directly overhead. Zenith is the point directly beneath an observer.
2) A/n ... of 0 degrees means that an object is due north.
altitude azimuth nadir
3) Pick the correct statement:
Ejecta is found on rocky planets. Ejecta is found on the gas giant planets.
4) Which statement is correct?
An exoplanet orbits very close to our Sun. An exoplanet does not orbit our Sun, but another star.
5) Nadir means the point directly below an observer and zenith means the point directly overhead.
True False
6) Mare means sea, but are found on rocky planets and the moon.
7) Is a mons a mountain?
Yes No
8) Pick the correct statement:
A planet with a negative apparent magnitude, like -1, means you need a telescope to see the planet. A planet with an apparent magnitude of 12 means you need a telescope to see the planet.
9) Is zenith the point directly below an observer?
10) To find an object in the sky, which two coordinates are needed?
altitude and azimuth zenith and nadir
