B2 revision!!!
1 pt 1 pt 1pt Punctuation Problems People in the Time Period Historical and Literary Time Periods PotpourriVocabulary.
Drill 11/28 Name 2 differences and 2 similarities between the English and American Bills of Rights.
Slideshow P8: The history of astronomy. We know that the night skies were studied and constellations of stars were identified over 2400 years ago. From.
Light and Optical Systems. Objective Students will recognize telescopes as an optical device, and understand the development of the modern telescope.
The KPNO 4m “Mayall” Telescope Arjun Dey (NOAO). National Optical Astronomy Observatory Mission: provide the best ground-based astronomical capabilities.
New Instrumentation Concepts – Ground-based Optical Telescopes
