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