Comets

Front

On the Bayeux Tapestry, which depicts the Norman invasion in the year 1066, which comet is shown?

Back

Comet Halley

Front

Which king, in 1066, considered the sighting of a comet as a good omen?

Back

King William I

Front

Which comet was seen by Phil Plait, in 2007, very near the Sun in broad daylight?

Back

Comet McNaught

Front

Unlike asteroids, which are mostly rock, comets are a more balanced mixture of _____

Back

ice and rock

Front

Comets, being composed of frozen gases, rocks, gravel, and dust, are often called _____

Back

"dirty snowballs"

Front

As comets progress through their elliptical orbits, they are heated mostly by _____

Back

the Sun

Front

The process of ice turning directly into a gas is called _____

Back

sublimation

Front

In the past, because comets look fuzzy, they’ve been called _____

Back

"hairy stars"

Front

The solid part of a comet is called the _____

Back

nucleus

Front

What is the gaseous cloud around a comet called?

Back

coma