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