Comets, Asteroids, and Meteors
TeacherVision ---- Prentice-Hall, Inc.
!
!
Student Information:
Complete this worksheet.
Understanding Main Ideas:
Complete the following table.
Object
Description
Location/Movement
Asteroid
Comet
Meteoroid
Answer the following questions on a separate sheet of paper.
1. Explain what happens to a meteoroid in order for it to become a meteorite.
2. Describe these parts of a comet: head, nucleus, coma, tail.
3. How can you tell a meteor from a comet?
Building Vocabulary:
From the list below, choose the term that best completes each sentence.
asteroid
asteroid belt
comet
meteor
meteoroid
meteorite
4. When a meteoroid enters Earth’s atmosphere, friction causes it to burn up and
produce a streak of light called a(n). _______________________
5. A chunk of ice and dust whose orbit is usually a long narrow ellipse is a(n).
_________________________
6. If a meteoroid hits Earth’s surface, it is called a(n). _________________________
7. An object that revolves around the sun, but is too small to be considered a
planet, is a(n). __________________________
8. A chunk of rock or dust in space that usually comes from a comet or an asteroid
is called a(n). ___________________________
9. The region of the solar system between the orbits of Mars and Jupiter is
known as the ___________________.
