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