Want to see correct answers?
Login or join for free!
  Astronomy Worksheets
Looking for Astronomy worksheets?
Check out our pre-made Astronomy worksheets!
Share/Like This Page
Filter By Grade

Ninth Grade (Grade 9) Astronomy Questions

You can create printable tests and worksheets from these Grade 9 Astronomy questions! Select one or more questions using the checkboxes above each question. Then click the add selected questions to a test button before moving to another page.

Previous Page 1 of 31 Next
Grade 9 Planetary Motion
Earth is kept in orbit around the Sun by                                     .
  1. its speed and distance from the Sun
  2. inertia and gravity
  3. its shape and size
  4. electricity and magnetism
Grade 9 Universe
Grade 9 Planetary Motion
Grade 9 Planetary Motion
Planets that are close to the Sun
  1. move through the asteroid belt.
  2. orbit faster than the outer planets.
  3. orbit slower than the outer planets.
  4. move closer and closer to the Sun.
Grade 9 Universe
Grade 9 Sun
What lies at the center of our solar system?
  1. the Sun
  2. Mars
  3. Earth
  4. the Moon
Grade 9 Outer Planets
The rings of the planet pictured below are mainly made of what?
Planet Saturn - Small
  1. water ice.
  2. helium gas.
  3. liquid hydrogen.
  4. frozen carbon dioxide.
Grade 9 Inner Planets
When the solar system formed, which planets lost most of their gases to the Sun?
  1. the inner planets
  2. the comets
  3. the outer planets
  4. the asteroids
Grade 9 Stars
Which star below blows up in a supernova explosion?
  1. low mass star
  2. medium mass star
  3. massive star
Grade 9 Outer Planets
What is the name of the region beyond Neptune's orbit where icy bodies lie?
  1. The Kuiper Belt
  2. The Oort Cloud
  3. The Outer Asteroid Belt
  4. All of the Above
Grade 9 Stars

This question is a part of a group with common instructions. View group »

The process in which smaller atomic nuclei combine into large atomic nuclei is known as
  1. gravitational attraction.
  2. parallax.
  3. nuclear fusion.
  4. the Doppler effect.
Grade 9 Planetary Motion
How long does it take Earth to complete one revolution?
  1. 29.5 days
  2. 365.25 days
  3. 24 hours
  4. 72 hours
Grade 9 Universe
Grade 9 Stars
Which area of Earth Science includes the study of stars?
  1. meteorology
  2. hydrology
  3. geology
  4. astronomy
Grade 9 The Moon
A lunar eclipse can only occur during which phase of the Moon?
  1. Quarter Moon
  2. New Moon
  3. Full Moon
  4. Crescent Moon
Grade 9 Inner Planets
Grade 9 Planetary Motion
The Moon moves in a line directly between Earth and the Sun, casting a shadow on Earth.
  1. Solar Eclipse
  2. Lunar Eclipse
  3. Winter Solstice
  4. Earth Eclipse
Previous Page 1 of 31 Next
You need to have at least 5 reputation to vote a question down. Learn How To Earn Badges.