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) Solar System Questions

You can create printable tests and worksheets from these Grade 9 Solar System 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 2 of 20 Next
Grade 9 Inner Planets
Which is closest to our Sun in our solar system?
  1. Pluto
  2. Earth
  3. Mercury
  4. Mars
Grade 9 Inner Planets
Which describes Mercury's position in the solar system?
  1. innermost terrestrial planet
  2. innermost Jovian planet
  3. outermost terrestrial planet
  4. outermost Jovian planet
Grade 9 Outer Planets
Io is a moon of                .
  1. Mars
  2. Venus
  3. Jupiter
  4. Earth's Moon
Grade 9 Planetary Motion
The force that holds planets in their orbits is called
  1. parallax.
  2. revolution.
  3. rotation.
  4. gravity.
Grade 9 The Moon
What phase of the Moon is shown?
Moon Phase - Waxing Crescent
  1. first quarter
  2. waxing crescent
  3. waning gibbous
  4. new moon
Grade 9 Planetary Motion
The gravitational attraction between Sun, Moon, and Earth
  1. causes tides.
  2. causes seasons to change.
  3. causes a full moon.
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 The Moon
Why does the Moon have different phases?
  1. It moves around the Earth and we see different areas of the Moon’s surface lit up.
  2. It moves around the Sun and reflects light from the Sun.
  3. The distance between the Moon and the Earth changes.
  4. It rotates on its axis from East to the West.
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 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 Sun
The process that makes solar energy is
  1. nuclear power.
  2. nuclear fusion.
  3. nuclear fission.
Previous Page 2 of 20 Next