Teacher Profile: Mark W Hammann Science Grade 8 Room E210 469-302-7214 mhammann@mckinneyisd.net Tutoring: Tue. & Wed. 8:15 - 8:40 AM Tue. & Thur. 3:45 - 4:30 PM | Lunar Eclipse Solar Eclipses Spring and Neap Tides Lunar Phases Earth's Seasons HR Diagram What is a Supernova? The Life Cycle of Stars Classification of Galaxies Asteroids Comets and Meteors The Electromagnetic Spectrum Newton's 3rd Law of Motion Newton's 2nd Law of Motion Newton's 1st Law of Motion Chemical Equations Periodic Table Atoms Hydrogen Combustion |