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