Cosmic Objects

The shape of comet's paths are ________.

• circular

• irregular

• elliptical

• vertical

What do comets, asteroids and meteors all have in common?

• They are all made of ice

• They all orbit the sun

• They all hit Earth's surface

• They have nothing in common

What contributed to the extinction of dinosaurs 65 million years ago?

• asteroid impact

• blocking of sunlight

• plants could not photosynthesize

Which galaxy do we live in?

• Milky Way

• Andromeda

• Whirlpool

• Sombrero

A meteoroid is found

• in Space

• entering earths atmosphere

• impacting earths surface

It is a doughnut-shaped ring that lies between Mars and Jupiter.

• buckle belt

• asteroid belt

• military belt

A meteorite is DIFFERENT from a comet mainly because

• has a tail of ice and gas

• is found in orbit between Jupiter and Mars

• enters the Earth's atmoshere

• has a nucleus made of rock and snow.

Where are most of the asteroids in the solar system located?

• Asteroid Belt

• Orion's Belt

• Gemini Area

When a meteoroid STRIKES the surface of the earth scientists refer to them as: ___

• Asteroids

• Comets

• Meteors

• Meteorites

Why do other stars appear so much smaller than the sun?

• They are much smaller
• They are so far away
• They are not as bright
• They are dwarf stars