Ch 36 Comets Quiz(Video)

What is the origin of comets?

• Kuiper Belt

• Inner solar system

• Asteroid Belt

• Oort Cloud

What did ancient peoples believe comets were a sign of?

• None of the above

• Good fortune

• Disaster

• Both good fortune and disaster

What is the meaning of the word 'comet'?

• Fireball

• Wearing long hair

• Bright star

• Traveling through the upper atmosphere

Who described comets as solid bodies with thin tails of vapor heated by the sun?

• Albert Einstein

• Johannes Kepler

• Galileo Galilei

• Isaac Newton

What are comets made of?

• Gas and dust

• Ice, dust, and frozen gases

• Water and fire

• Rock and metal

What creates a cloud around a comet as it heats up?

• Ice melting

• Dust sublimating

• Gas sublimating

• Water evaporating

What are the three main parts of a comet?

• Nucleus, tail, coma

• Tail, coma, nucleus

• Coma, tail, nucleus

• Nucleus, coma, tails

Which direction does the gas tail of a comet point?

• In a random direction

• Away from the sun

• Towards the sun

• Along the comet's path

What is the shape of a comet's orbit?

• Straight line

• Spiral

• Elliptical

• Circular

Where do short-period comets come from?

• Kuiper Belt

• Inner solar system

• Oort Cloud

• Asteroid Belt