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