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