Asteroids and Comets

What is an asteroid?

• A star that orbits the earth.

• A small rocky body that orbits the sun

• A planet that orbit the sun.

• A large rocky body that orbits the moon.

Which of these is not part of an asteroid?

• ro

• carbon

• ice

• metals

Tags

NGSS.MS-PS1-1

What celestial body does this picture show?

• meteor

• star

• asteroid

• comet

A comet is basically a big ball of ______________ and ________________.

• ice and rock

• ice and metal

• metal and gas

• rock and metal

Tags

NGSS.MS-PS1-1

Which celestial bodies are known as "dirty snowballs"?

• planets

• comets

• asteroids

• meteoroids

Which celestial body has a "tail"?

• Meteoroid

• Asteroid

• Star

• Comet

Between which two planets would you find most asteroids?

• Mars and Jupiter

• Mercury and Venus

• Venus and Earth

• Uranus and Neptune

What is the tail of a comet made up of?

• Large rocks

• Rocks and water

• Gas and dust

• Ice

Tags

NGSS.MS-PS1-1

Which is NOT a reason that comets are easy to recognize?

• They have a tail.

• They appear fuzzy as they near the sun.

• They are always blue in color.

• Some can be seen even without a telescope as they pass by Earth.

What do asteroids have in common?

• They both contain ice.

• They orbit the Earth.

• They both contain metal.

• They contain rock.