A) a comet B) a star C) a planet D) a moon
A) fifth B) sixth C) third D) fourth
A) orbits B) hears C) touches D) finds
A) heat B) disappear C) light D) revolve
A) A star is a hot, glowing ball of gases. B) That lady is a pretty movie star. C) My teacher put a red star on my paper. D) I know that man is a famous rock star.
A) Mars B) Jupiter C) Earth D) Venus
A) The red planets are the hottest. B) The planets that have moons. C) The ones that are farthest from the sun. D) The planets that are closest to the sun.
A) It is just too close to the sun. B) It is so rocky. C) It is such a small planet. D) It has a long orbit.
A) It is just too cold on this planet. B) The planet has no water. C) It is the closest planet to the sun. D) It would spin sideways.
A) The ones farthest away from the sun. B) The reddest planets are the warmest. C) The ones closest to the sun. D) The ones with frozen ice.
A) at the center of the universe B) at the center of the solar system C) at the center of the galaxy D) at the center of the Earth
A) one million degrees B) ten thousand degrees C) twenty seven million degrees D) five thousand degrees
A) It is a small star. B) It is the hottest star. C) It is an average-sized star D) It is the largest known star.
A) water B) electrical power C) heat D) light
A) Jupiter: It is too big to be a planet. B) Pluto: It may not be a "true" planet. C) Saturn: It has so many rings. D) Earth: It has living things. |