A) a star B) a comet C) a moon D) a planet
A) fourth B) sixth C) third D) fifth
A) touches B) finds C) hears D) orbits
A) light B) revolve C) disappear D) heat
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) Venus B) Earth C) Jupiter D) Mars
A) The planets that have moons. B) The ones that are farthest from the sun. C) The planets that are closest to the sun. 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) The planet has no water. B) It is just too cold on this planet. C) It is the closest planet to the sun. D) It would spin sideways.
A) The ones closest to the sun. B) The ones farthest away from the sun. C) The ones with frozen ice. 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 universe D) at the center of the solar system
A) five thousand degrees B) ten thousand degrees C) twenty seven million degrees D) one million degrees
A) It is the largest known star. B) It is an average-sized star C) It is the hottest star. D) It is a small star.
A) light B) water C) heat D) electrical power
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. |