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

You are browsing Grade 9 questions. View questions in All Grades.

Kindergarten Grade 1 Grade 2 Grade 3 Grade 4 Grade 5 Grade 6 Grade 7 Grade 8 Grade 9 Grade 10 Grade 11 Grade 12 College

Browse Questions

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 3 of 32 Next
Grade 9 Stars
The measure of a star's brightness is called its                .
  1. color index
  2. visual binary
  3. magnitude
  4. parallax
Grade 9 Planetary Motion
How long does it take Earth to complete a rotation?
  1. 29.5 days
  2. 365.25 days
  3. 24 hours
  4. 72 hours
Grade 9 Small Bodies and Dwarf Planets
Between what two planets is the asteroid belt located?
  1. Mercury and Earth
  2. Mars and Jupiter
  3. Jupiter and Saturn
  4. Earth and Mars
Grade 9 Planetary Motion
Day and night are caused by Earth's                .
  1. revolution
  2. rotation
  3. shape
  4. equator
Grade 9 Planetary Motion
If it is summer in the Northern Hemisphere, what is the orientation of the Southern Hemisphere to the Sun?
  1. pointing towards the Sun
  2. pointing away from the Sun
  3. pointing towards the Moon
  4. pointing away from the Moon
Grade 9 Stars
Two forces that are responsible for the creation of the solar nebula are
  1. gravity and pressure.
  2. magnetic force and weak force.
  3. gravity and strong force.
  4. strong force and magnetic force.
Grade 9 Planetary Motion
What is the shape of a planet's orbit?
  1. circular
  2. irregular
  3. elliptical
Grade 9 Sun
What do you call the outer and weak layer of the solar atmosphere?
  1. chromosphere
  2. solar flare
  3. solar wind
  4. corona
Grade 9 Stars
Distances to nearby stars can be determined from                 .
  1. fluorescence
  2. stellar parallax
  3. stellar mass
  4. emission nebulae
Grade 9 Space Exploration
This American astronomer developed observations of galaxies into a standard method of galaxy classification.
  1. Edwin Hubble
  2. Edmond Halley
  3. Charles Messier
  4. Giovanni Cassini
Grade 9 Sun
The process that makes solar energy is
  1. nuclear power.
  2. nuclear fusion.
  3. nuclear fission.
Grade 9 The Moon
What is the most popular theory on how the Moon formed?
  1. capture theory
  2. impact theory
  3. simultaneous formation theory
  4. magic theory
Grade 9 Small Bodies and Dwarf Planets
How are comets formed?
  1. They were formed when the solar system was formed.
  2. The planets' gravity pull them in and they start orbiting the sun.
  3. They are smaller portions of meteorites.
  4. They are smaller portions of asteroids.
Previous Page 3 of 32 Next