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