Asteroids, Comets, and Meteors Review

What are asteroids?

• Irregularly shaped fragments of rocks that orbit the sun

• Icy bodies that release gas or dust

• Boulders and rocks in space

• Solid parts of a comet

Which of the following is the largest asteroid in the solar system?

• Vesta

• Ceres

• Mathilde

• Eros

Tags

NGSS.MS-ESS1-3

What are the three types of asteroids based on their composition?

• C-type, S-type, and M-type

• Iron, Stony, and Stony-iron

• Carbonaceous, Silicate, and Metallic

• Main belt, Near-Earth, and Trojan

Where is the main asteroid belt located?

• Between the orbits of Mars and Jupiter

• Outside the main asteroid belt

• In the Oort Cloud

• In the Kuiper Belt

What are comets made of?

• Frozen gases and rocky materials

• Icy bodies and metallic materials

• Carbon and silicate materials

• Dust particles and electrically charged gas

How many known comets are there?

• 1,088,287

• 10,000

• 3,729

• 1409

What are the parts of a comet?

• Nucleus, Coma, Gas tail, and Dust tail

• Head, Body, Arms, and Legs

• Core, Mantle, and Crust

• Ion tail and Plasma tail

Where do short-period comets originate from?

• Kuiper Belt

• Oort Cloud

• Main asteroid belt

• Trojan asteroids

What happens when a meteoroid enters Earth's atmosphere?

• It burns up and appears as a meteor

• It breaks into pieces and forms a comet

• It becomes a meteorite and hits the ground

• It remains in the atmosphere as a meteoroid

What are meteorites used for?

• Determining the composition of meteoroids

• Predicting the reappearance of comets

• Studying the formation of the solar system

• Observing meteor showers