All About Comets

What are comets primarily made of?

• Metal and glass

• Liquid water and soil

• Gas and plasma

• Ice, dust, and rocky material

What is the bright part of a comet called?

• core

• nucleus

• coma

• tail

Which famous comet is known for its 76-year orbit?

• Comet Hale-Bopp

• Comet NEOWISE

• Halley's Comet

• Comet Shoemaker-Levy 9

What is the tail of a comet made of?

• The tail of a comet is made of solid metal.

• The tail of a comet is made of gas and dust.

• The tail of a comet is made of ice and rock.

• The tail of a comet is made of liquid water.

How do comets differ from asteroids?

• Comets are primarily made of metal, while asteroids are mostly ice.

• Asteroids have tails that develop when they approach the Sun, unlike comets.

• Comets are icy bodies that develop tails when near the Sun, while asteroids are rocky and metallic without tails.

• Comets orbit the Sun in circular paths, while asteroids have elliptical orbits.

What is the nucleus of a comet?

• The gravitational center of a comet's path.

• The solid core of a comet made of ice, dust, and rocky material.

• The tail of a comet formed during its orbit.

• The gaseous outer layer of a comet.

Which comet was visible in 1997 and is named after a scientist?

• Comet Lovejoy

• Comet Shoemaker-Levy 9

• Comet Hale-Bopp

• Comet Halley

What is the region beyond Neptune where many comets originate?

• Asteroid Belt

• Kuiper Belt

• Mars Orbit

• Oort Cloud

How long can a comet's tail be?

• A comet's tail is always less than 100 kilometers long.

• A comet's tail can be millions of kilometers long.

• A comet's tail can only be seen from Earth.

• A comet's tail is typically around 10 kilometers long.

What happens to a comet as it gets closer to the Sun?

• A comet loses its icy core and turns into a rock.

• A comet develops a glowing coma and a tail as it gets closer to the Sun.

• A comet breaks apart into smaller pieces when near the Sun.

• A comet becomes invisible as it gets closer to the Sun.