Physics 123-GCSE 0.0 / 5 ? ScienceThe EarthGCSEOCR Created by: hannahmaeCreated on: 21-05-16 12:31 The centre of our solar system is a star called? The Sun 1 of 12 What is an Asteroid? Irregular lumps of rock 2 of 12 What is a comet? A small object made of rock and ice 3 of 12 Put the planets in order.(heaviest first) Jupiter, Saturn,Uranus,Neptune, Earth, Venus, Mars, Mercury 4 of 12 Put the planets in order.(largest orbit first) Neptune, Uranus, Saturn,Jupiter,Mars, Earth,Venus,Mercury 5 of 12 The sun is one of thousands of millions of stars in the.... Milky Way 6 of 12 The milky way is one of thousands of millions of -------- which make up the --------. Galaxies/Universe 7 of 12 Distances to objects outside the solar system are measured in_____-_____ light-years 8 of 12 what speed does light travel at? 3.0x10 9 of 12 Where does the evidence of distance stars and galaxies come from? Radiation 10 of 12 Two stars which have the same____ __________ can have different ________ __________ Real brightness/ Relative Brightness 11 of 12 What is Parallax? As the earth orbits the sun, nearby stars move 12 of 12
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