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