A) hydrogen fuses together B) nuclear fusion C) helium is formed D) all of the answers are correct
A) False B) True
A) Uranus B) Saturn C) Mercury D) Jupiter
A) Mercury, Venus, Earth, Mars, Jupiter, Saturn, Neptune, Uranus B) Mercury, Venus, Earth, Mars, Saturn, Jupiter, Neptune, Uranus C) Mercury, Venus, Earth, Mars, Saturn, Jupiter, Uranus, Neptune D) Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus and Neptune
A) The tilt of the earth's axis B) How close earth is to the sun C) Both the tilt of the earth's axis and the earth's orbit D) The earth's orbit
A) May B) March C) June D) April
A) The earth's gravity B) The moon's gravity C) an earthquake D) a tsunami
A) They are higher than usual B) They are lower than usual C) They have no effect on the height of tides D) They cause tsunamis
A) The earth's rotation B) The moon's orbit C) The sun's gravity D) The earth's orbit
A) 1 year B) 29 days C) 2 weeks D) 1 week
A) when the moon appears blue in color B) The first full moon of a month C) when the man on the moon is sad D) The second full moon of a month
A) Buzz Aldren B) Neil Armstrong C) John Glenn D) Alan Shepard
A) From the gravitational attraction between molecules. B) From a the gases left over from an exploding star. C) Both of the answers are correct. D) None of the answers are correct.
A) The moon passes through the earth's shadow. B) The earth passes through the sun's shadow. C) The earth passes through the moon's shadow. D) The moon passes through it's own shadow.
A) The earth passes through the sun's shadow. B) The earth passes through the moon's shadow. C) The moon passes through the earth's shadow. D) The sun passes through the earth's shadow.
A) Milk and Juice B) One way C) Milky Way D) Snickers
A) Elliptical B) Regular C) Spiral D) Irregular
A) yellow B) red C) super giant D) blue
A) how stars explode B) how long it will take to travel in space C) the formation of the universe D) how the sound travels through space
A) main sequence B) white dwarf C) red giant D) super giant |