Asteroids, Comets, and Meteoroids Flashcard

Front

Where do long orbit comets originate?

Back

Oort Cloud

Front

What are the three parts of a comet?

Back

nucleus, coma, and tails

Front

What is the Oort Cloud?

Back

A region in space filled with icy objects.

Front

Do comets, asteroids, and meteoroids orbit the sun?

Back

True

Front

Which of these three objects is the largest?

Back

asteroids

Front

What is a comet?

Back

A small celestial body made of ice, dust, and rocky material that, when close to the sun, develops a tail.

Front

What is the difference between asteroids and comets?

Back

Asteroids are rocky bodies, while comets are icy bodies that release gas and dust.

Front

What is a meteoroid?

Back

A small rocky or metallic body in outer space, smaller than an asteroid.

Front

What happens when a meteoroid enters Earth's atmosphere?

Back

It becomes a meteor and produces a bright streak of light.

Front

What is a meteorite?

Back

A meteoroid that survives its passage through the atmosphere and lands on Earth's surface.