In astronomy class this week, we learned about asteroids, t

1

aster, astro-
star
2
asteroid
as-ter-oid
(Noun) One of the many small planets
between Mars and Jupiter.
In astronomy class this week, we learned about
asteroids, the small planets between Mars and
Jupiter.
3
asterisk
as-ter-isk
(Noun) A starlike figure () used to indicate
footnotes or references.
I put an asterisk next to the Greek word and
wrote its definition at the bottom of the page.
4
astrology
as-trol-o-gy
(Noun) The study of the possible influence of the
stars on people in order to predict the future.
I find astrology fascinating therefore, I read
my horoscope in the paper daily.
5
astronaut
as-tro-naut
(Noun) A person who travels in space.
It was so exciting to watch the astronauts first
walk on the moon.
6
astronomy
as-tro-no-my
(Noun) The science of the planets and stars.
I cant wait to use the telescope in astronomy
class this week to observe the meteor showers.
7
astronautics
as-tro-nau-tics
(Noun) The science and technology of space flight.
At the Smithsonian I saw a special exhibit on the
history of astronautics it was incredible to see
how small the first spaceships were.
8
audi-
to hear
9
audible
I can barely hear the music!
au-di-ble
(Adjective) Loud enough to be heard.
The sound from the microphone was barely audible.
10
audience
au-di-ence
(Noun) The group of people attending or listening
to something, especially a movie, a concert, or a
play.
The audience gave the cast and crew a standing
ovation for their wonderful performance.
11
audiovisual
au-di-o-vis-u-al
(Adjective) Involving the use of both sight and
sound.
A VCR is a piece of audiovisual equipment.
12
audition
au-di-tion
(Noun) A trial performance in which a musician or
actor is heard and evaluated.
She did well at her audition for Fiddler on the
Roof.
13
auditorium
au-di-to-ri-um
(Noun) A large theater or concert hall.
They are replacing the seats in our auditorium,
so we were unable to audition there.
14
auditory
au-di-to-ry
headphones
(Adjective) Having to do with hearing.
This man is an auditory learner because he learns
best by hearing things.
15
Test Yourself!
astronautics asterisk astronomy astronaut
asteroid astrology

• A star like figure used to indicate footnotes or
  references ________________.
• 2. A person who travels in space
  ______________________.
• 3. The study of the possible influence of the
  stars on people in order to predict the future
  ________________________.
• 4. The science of the planets and stars
  _____________________.
• 5. One of the many small planets between Mars
  and Jupiter ______________.
• 6. The science and technology of space flight
  ________________.

16
Test Yourself!
auditory auditorium audition
audiovisual audible audience
1. The group of people attending or listening to
something, especially a movie, a concert, or a
play ________________. 2. Having to do with
hearing _______________. 3. A large theater or
concert hall ____________________. 4.
Involving the use of both sight and sound
___________________. 5. A trial performance in
which a musician or actor is heard and evaluated
____________________. 6. Loud enough to be
heard ______________________.