A) a moon B) a planet C) a comet D) a star
A) sixth B) fifth C) third D) fourth
A) hears B) finds C) orbits D) touches
A) disappear B) revolve C) heat D) light
A) I know that man is a famous rock star. B) My teacher put a red star on my paper. C) That lady is a pretty movie star. D) A star is a hot, glowing ball of gases.
A) Venus B) Jupiter C) Mars D) Earth
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 just too close to the sun. B) It is such a small planet. C) It has a long orbit. D) It is so rocky.
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 reddest planets are the warmest. B) The ones farthest away from the sun. C) The ones closest to the sun. D) The ones with frozen ice.
A) at the center of the universe B) at the center of the Earth C) at the center of the galaxy D) at the center of the solar system
A) ten thousand degrees B) twenty seven million degrees C) five thousand degrees D) one million degrees
A) It is a small star. B) It is the largest known star. C) It is an average-sized 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) Jupiter: It is too big to be a planet. D) Saturn: It has so many rings. |