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