A) a star B) a moon C) a comet D) a planet
A) third B) fifth C) fourth D) sixth
A) touches B) orbits C) hears D) finds
A) revolve B) heat C) disappear D) light
A) That lady is a pretty movie star. B) A star is a hot, glowing ball of gases. C) My teacher put a red star on my paper. D) I know that man is a famous rock star.
A) Earth B) Venus C) Jupiter D) Mars
A) The planets that have moons. B) The planets that are closest to the sun. 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 is the closest planet to the sun. 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 with frozen ice. D) The ones farthest away from the sun.
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) five thousand degrees B) one million degrees C) ten thousand degrees D) twenty seven million degrees
A) It is a small star. B) It is the hottest star. C) It is an average-sized star D) It is the largest known star.
A) electrical power B) heat C) light D) water
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. |