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