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A) astronomy B) geology C) geography D) astrology E) space ![]()
A) supernova B) star C) galaxy D) nova E) planet ![]()
A) the universe B) the sun C) our cells D) an atom E) water ![]()
A) Sun B) galaxy C) Earth D) solar system E) Jupiter ![]()
A) law B) educated guess C) prediction D) hypothesis E) theory ![]()
A) True B) False ![]()
A) True B) False ![]()
A) 100 B) millions of C) two D) three E) one ![]()
A) 10 B) thousands of C) 100 D) 2 E) 7
A) the Milky Way B) a super nova C) none of these D) the Solar System E) Alpha Centauri ![]()
A) electricity B) height C) volume D) mass E) all of these ![]()
A) False B) True ![]()
A) Jupiter B) you C) Earth D) an elephant E) a fly ![]()
A) gravity B) none of these C) pressure D) the universe E) supernova
A) all of these B) speed up C) move at a constant speed D) slow down ![]()
A) density B) acceleration C) pressure D) gravity E) volume ![]()
A) from shrinking B) from exploding C) none of these D) in orbit around the Sun E) from growing 1000x larger ![]()
A) at different speeds B) none of these C) so that the penny hits first D) at the same speed E) so that the baseball hits first ![]()
A) False B) True C) Never ![]()
A) tornadoes B) Earth's gravity C) the Moon's gravity D) wind E) too much rain
A) supernova B) planet C) sun D) nebula E) vacuum ![]()
A) emergency medical B) electromagnetic C) electrical movement D) emit motion E) Earth's mass
A) TV broadcast waves B) ocean waves C) radio waves D) x-rays E) all of these ![]()
A) telescopes B) none of these C) microscopes D) all of these E) binoculars ![]()
A) False B) True ![]()
A) a black hole B) a supernova C) dark matter D) a nebula E) light matter
A) makes up planets B) dark matter C) makes up our sun D) made of oxygen E) light matter ![]()
A) none of these B) suns C) radiation D) stars E) wavelengths
A) our Sun is not a star B) False C) True ![]()
A) iron B) solid C) liquid D) plasma E) metals ![]()
A) metal reflections B) oxygen C) iron D) constant nuclear reactions E) fire ![]()
A) oxygen and nitrogen B) hydrogen and oxygen C) helium and hydrogen D) iron and oxygen E) helium and nitrogen ![]()
A) False B) True ![]()
A) supernovas B) light C) gases D) solids E) liquids
A) mass B) a planet C) a star D) gravity E) a galaxy ![]()
A) yellow B) invisible C) red D) white E) orange ![]()
A) gases B) size only C) surface temperature D) gravity E) distance from s planet
A) red B) white C) yellow D) orange E) blue ![]()
A) orange B) blue C) white D) red E) yellow
A) temperature B) brightness C) volume D) size E) gas type ![]()
A) temperature B) color C) orbit D) size E) density
A) none of these B) medium C) below zero D) cooler E) hotter ![]()
A) carbon cycle B) nitrogen cycle C) water cycle D) life cycle E) all of these
A) water and dust B) nitrogen C) gas and dust D) oxygen E) hydrogen and water ![]()
A) supernova B) white dwarf C) nebula D) gamma ray E) radiation wave ![]()
A) supernova B) solar sytem C) protostar D) galaxy E) giant nebula
A) early or before B) middle of a cycle C) older or after D) none of these ![]()
A) explosive B) less dense C) more dense D) all of these E) a solid ![]()
A) in straight lines B) to the center C) out into the atmosphere D) in horizontal lines
A) white dwarf B) blue star C) green star D) supernova E) red giant ![]()
A) disappear B) grow C) all of these D) shrink
A) red dwarf B) red giant C) white dwarf D) yellow giant E) blue dwarf ![]()
A) when a galaxy explodes B) when a star's reactions stop and it explodes C) when 2 stars collide D) when 2 planets collide E) when a star's reactions speed up and it explodes
A) 10th B) middle C) final D) first ![]()
A) yellow dwarf B) white dwarf C) blue planet D) none of these E) red giant
A) all of these B) even light can not get out C) it explodes into a supernova D) light can escape easily ![]()
A) False B) True ![]()
A) solar system B) universe C) black hole D) supernova E) galaxy |