Which statement about dwarf planet locations is correct?
A scientist finds a piece of rock in a crater. He analyzes the rock and realizes that the composition is mostly of iron and nickel. He claims that he found a meteor. What is most likely the scientist’s error?
Which terms describe space objects that are small chunks of rock and debris that are smaller than 1 km? Select three optionsmeteoroidsasteroidsmeteorsmeteoritescomets
A scientist discovers a new object in the Kuiper Belt and claims it is a dwarf planet. What would have to be true about the object for the scientist to be correct?
Where is the Oort cloud located?
Which of the following are dwarf planets? Check all that apply.CeresNamakaErisCharonHaumeaMakemakePluto
65 million years ago there was a mass extinction that is best known for killing the dinosaurs. There was also a large deposit of dust that contained substances only found in asteroids. What most likely killed off the dinosaurs?
What is a small, rocky object that orbits the Sun and is usually found in a belt between Mars and Jupiter?
Annalise observes a streak of light in the sky and says she is seeing a shooting star. What is she most likely observing?
Abdid is an astronomer who has been observing objects that orbit the Sun in the asteroid belt. He finds a previously undiscovered round, rocky object that is not similar in shape to the rest of the asteroids. What has Abdid most likely found?
A scientist discovers a new body between the orbit of Neptune and the Kuiper Belt. The object is round and travels in an orbit around Neptune with other space objects. The scientist claims that she has found a new dwarf planet. Where is the scientist’s error?
A scientist discovers a deep bowl-like divot under the ocean off the coast of eastern Mexico that is many kilometers across. The layers of the ground all around the continent from around the time that structure formed contain large amounts of iridium and a larger number of fossils than is normally found. What most likely caused the bowl-like structure?
Mischka is an amateur astronomer. Using her telescope, she looks out past the Earth’s atmosphere and observes an object with a long, bright, cloud-like tail behind it. What is Mischka observing?
Shelly was surprised to learn the dwarf planet Pluto used to be considered a planet. What would have had to be true for Pluto to remain categorized as a planet?
A comet is a
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