Astronomy & Space Test 1 Crossword
                                                          
                                                          
                                                          
                                                          
                                                          
                                                          
                                                          
                                                          
                                                          
                                                          
                                                          
                                                          
                                                          
                                                          
                                                          
                                                          
                                                          
                                                          
                                                          
                                                          
                                                          
                                                          
                                                          
                                                          
                                                          
                                                          
                                                          
                                                          
 
 
Down: 2) The four planets closest to the Sun.3) The planet which has a thick atmosphere that reflects sunlight.4) Used a telescope to sketch pictures of the Moon, Saturn's rings and four of Jupiter's moons.5) The first man-made object ever to go into space, launched by the Soviet Union.6) The closest star to Earth.9) The way in which distances in space are measured.15) Second largest planet in the Solar System, surrounded by distinctive rings of dust and rocks.19) The ball of rock which orbits the Earth.21) A huge storm on the planet Jupiter, which swallows other storms.22) Revolutionized science in the early twentieth century with his theories and findings in the subject of physics.23) A chunk of dirty, ice, mixed with dust and grit which revolves around the Sun in an oval orbit.25) Happens when the Earth passes between the Sun and the Moon.27) A meteor that hits the Earth's surface.28) The largest planet in the Solar System.29) Used to be considered a planet, but is now classified as a dwarf planet.30) Dust or small chunks of rock which orbits the Sun.33) Discovered the law of gravity.35) The stream of gases that comes off a comet as it passes relatively close to the Sun.37) The only planet that spins on its side.39) Pieces in the Earth's crust which rub against each other and can cause earthquakes.40) The force from the Earth that makes the Moon spin.41) The closest planet to the Sun, and the smallest in the Solar System. Across: 1) Small, rocky objects orbiting the Sun.7) One of the first men to step foot on the Moon.8) When the Sun blows a constant stream of invisible particles out into space, in all directions.10) The joining process of gases inside the Sun.11) The force from the Earth that makes the Moon spin.12) The number of planets in our Solar System.13) A theory which states that the universe began in an enormous explosion.14) The scientific study of the universe and all the objects in it.16) Another name for a meteor.17) The solid part of a comet.18) The path of one object as it revolves around another. Example: the planets around the Sun.20) Man-made objects in orbit around the Earth which transmit information.24) Developed a theory that the planets revolved around the Sun.26) The huge cloud of gas around the icy nucleus of a comet.31) The beautiful light display caused by solar winds which can be seen in the north, also called the northern lights.32) The number of days it takes for the Moon to orbit the Earth one time.34) Laboratories that orbit the Earth, where experiments can be done unaffected by Earth's gravity.36) The planet which is bluish in appearance due to the methane gas in its atmosphere.38) A display of light in the upper atmosphere caused by solar wind.39) One of the two oddly shaped Moons of Mars.42) Happens when the Moon passes between the Sun and the Earth, blotting out the sunlight to our planet.43) Made up of the Sun and all the objects that spin around it.44) The collection of all the things that exist in space.45) The space mission in 1969, in which people first landed on the Moon.46) The total or partial blocking of one object in space by another. Such as the Moon and Sun.47) The planets which are farther away from the Sun.48) A meteoroid that travels through the Earth's atmosphere and falls towards Earth, making a streak of light, also known as a shooting star.49) Another member of the Apollo 11 mission, who first stepped foot on the Moon.
 

 

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