Stars Meteors, Galaxies The Sun Planets Etc. 1 pt 1 pt 1 pt 1 pt 1 pt 2 pt 2 pt 2 pt 2 pt 2 pt 3 pt 3 pt 3 pt 3 pt 3 pt 4 pt 4 pt 4 pt 4 pt 4 pt 5 pt 5 pt 5 pt 5 pt 5 pt A hot, glowing sphere of gas that produces energy by fusion What is a star? The large cloud of dust and gas from which a star is formed What is a Nebula? The two factors that determine how bright a star appears What are distance and actual brightness? The temperature at which fusion takes place inside a nebula to form a star What is 10,000,000º Celcius The chemical reaction that takes place inside a star to cause the release of energy Hydrogen fusion A large group of stars, gas and dust held together by gravity What is a galaxy? The name of the galaxy that we live in What is the Milky Way Galaxy? The most common galaxy; It is football shaped What is an Elliptical Galaxy? A galaxy that curves outward from a central hub which resembles a pinwheel What is a Spiral Galaxy? Term used to describe galaxies that don’t have consistent shapes or sizes What is an Irregular Galaxy? What is the Core? What are Sunspots? What is the Radiation Zone? What is the Convection Zone? What is the Photosphere? One and a half times larger than all other planets combined What is Jupiter? The collective name for Mercury, Venus, Earth and Mars What are the Terrestrial Planets? Currently the farthest planet from the sun What is Pluto? The four gaseous giant planets What are Jupiter, Saturn, Uranus and Neptune? The most spectacular storm on Jupiter What is the Great Red Spot? A meteor once it hits the Earth’s surface What is a meteorite? A Meteoroid once it enters the Earth’s atmosphere What is a meteor? A large chunk of rock traveling through space What is an Asteroid? A large chunk of ice, dust, frozen gases and rock fragments traveling through space pulled by orbit of the Sun’s gravity What is a Comet? The Asteroid Belt is between these two planets What are Mars and Jupiter?