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