Other Objects in the Solar System

Question 1

In a Venn diagram, the separate circles contain characteristics unique to each item being compared and the intersections contain characteristics that are common to both items being compared. This Venn diagram compares meteoroids, asteroids, and comets.

Revolt · Accepted Answer

A 4 row table. Row 1: Brown section, Center area common to all circles, Rock or dust based space object. Row 2: Yellow circle, Top circle, Made of nickel and iron. Row 3: Red circle, Bottom right circle, between 1 kilometer and 900 kilometers in size. Row 4: Blue circle, Bottom left circle, Generate a coma as they head toward the sun.

Question 2

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?

Revolt · Accepted Answer

An asteroid impact caused the Sun to be blocked.

Question 3

Which of the following are dwarf planets? Check all that apply.CeresNamakaErisCharonHaumeaMakemakePluto

Revolt · Accepted Answer

Ceres; Eris; Haumea; Makemake; Pluto

Question 4

Where is the Oort cloud located?

Revolt · Accepted Answer

in the outermost region of the solar system, beyond Neptune

Question 5

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?

Revolt · Accepted Answer

a meteorite

Question 6

A student is taking an animal science and an astronomy class. In animal sciences, she learns that pumas are called mountain lions and cougars in different parts of the world, but they are all the same cat. She makes an analogy, or comparison, to something she learned in her astronomy class. She says that a certain space object is like a puma because it is the same object but has different names depending on where it is. What space object is she thinking of?

Revolt · Accepted Answer

meteoroid

Question 7

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?

Revolt · Accepted Answer

Pluto would need to clear the neighborhood of its orbit.

Question 8

A scientist is tracking an object orbiting the Sun that is found between Mars and Jupiter. Which additional feature can be used to determine the object is an asteroid?

Revolt · Accepted Answer

has an irregular shape

Question 9

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?

Revolt · Accepted Answer

The object would have to be spherical, orbit the Sun, and be traveling in a path with other objects.

Question 10

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?

Revolt · Accepted Answer

The object is a moon, not a dwarf planet.

Other Objects in the Solar System Answers

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