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Third Grade (Grade 3) Astronomy Questions

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Grade 3 Planetary Motion
The planets           revolve           around the Sun.
Grade 3 Inner Planets
Mercury is hard to see without a telescope.
  1. True
  2. False
Grade 3 Small Bodies and Dwarf Planets
Is Pluto currently a planet?
  1. Yes
  2. No
Grade 3 Sun
The Sun is a        star        at the center of our solar system.
Grade 3 Sun
The Sun is                .
  1. a star
  2. a moon
  3. a planet
Grade 3 Stars
Stars, other than the Sun, can be observed from Earth's surface only at         night        .
Grade 3 Inner Planets
Which planet is closest to the Sun?
  1. Mars
  2. Earth
  3. Venus
  4. Mercury
Grade 3 The Moon
About how long does it take for the Moon to revolve around Earth?
  1. 1 day
  2. 1 month
  3. 1 year
  4. 1 century
Grade 3 Space Exploration
Galileo Galilei discovered the Moon and walked on it.
  1. True
  2. False
Grade 3 Planetary Motion

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

Earth rotates on its       axis       .
Grade 3 Small Bodies and Dwarf Planets
Pluto is a planet.
  1. True
  2. False
Grade 3 Planetary Motion
It takes Earth 24 hours to rotate/spin all the way around.
  1. True
  2. False
Grade 3 Outer Planets

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

The largest planet in our solar system is           Jupiter          .
Grade 3 Sun
The Sun is a star.
  1. True
  2. False
Grade 3 Inner Planets
Venus looks very dark.
  1. True
  2. False
Grade 3 Sun
About how long does it take for light to travel from the Sun to Earth?
  1. 40 years
  2. 20 minutes
  3. 8 minutes
  4. 10 hours
Grade 3 Inner Planets
List three ways that Earth is different from the other inner planets:         oxygen         ,                 living things                , and,         water        
Grade 3 Inner Planets
        Earth        is the third planet from the Sun.
Grade 3 The Moon
The image shows a map of                .
Map of the Moon
  1. the Sun
  2. Earth
  3. the Moon
Grade 3 Sun
What star is closest to Earth?
  1. Pluto
  2. Sun
  3. Rigel
  4. Betelgeuse
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