AS300 2-3 & 2-4 Solar System and Galaxy

Front

What are Saturn's rings made of?

Back

Water, ice, and rock

Front

What is the small nucleus of a comet made of?

Back

Ice and frozen carbon-dioxide

Front

What are the two types of tails a comet has?

Back

Charged particles (light blue) and dust (brighter/whiter)

Front

What is a meteoroid? Fill in the blank: A meteoroid is a _________.

Back

tiny rocky object in space

Front

A ________ burns up as it enters a planet’s atmosphere and is called a shooting star.

Back

meteor

Front

A meteorite is a meteor that _________.

Back

strikes the surface

Front

Which of the following is called a shooting star or a falling star? Meteoroid, Meteor, Meteorite

Back

Meteor

Front

Earth is in the ______ galaxy.

Back

Milky Way

Front

The Milky Way galaxy contains how many stars? Options: 2-4 billion, 20-40 billion, 200-400 billion, 2-4 trillion

Back

200-400 billion

Front

The Sun orbits the center of the galaxy. One galactic year is equal to ______ million years.

Back

250