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