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Third Grade (Grade 3) Astronomy Questions

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Grade 3 Small Bodies and Dwarf Planets
Which is a rocky object that orbits the Sun?
  1. Comet
  2. Meteor
  3. Star
  4. Asteroid
Grade 3 Inner Planets
The second closest planet to the Sun,         Venus        , is also the hottest.
Grade 3 Planetary Motion
Earth revolves around                .
  1. the Sun
  2. the Moon
  3. its axis
  4. the equator
Grade 3 Inner Planets
The tilt of Earth causes what?
  1. tides
  2. day and night
  3. seasons
  4. gravity
Grade 3 Outer Planets
The outer planets are also called                .
  1. gas giants
  2. solid cores
  3. cold planets
  4. warm planets
Grade 3 Sun
What is the Sun?
  1. Moon
  2. Planet
  3. Star
  4. Asteroid
Grade 3 The Moon
The Moon orbits around Earth.
  1. True
  2. False
Grade 3 The Moon
An apparent change in the Moon's shape is
  1. an orbit.
  2. a crater.
  3. a phase.
  4. a satellite.
Grade 3 Solar System

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

Our Sun and all of the planets that travel around it are called the         solar         system.
Grade 3 The Moon
About how many days does it take for the Moon to circle Earth?
  1. 7
  2. 2
  3. 15
  4. 27
Grade 3 Planetary Motion
Earth rotates around                .
  1. the Sun
  2. the Moon
  3. its axis
  4. its equator
Grade 3 Outer Planets
Uranus is the coldest object in the solar system.
  1. True
  2. False
Grade 3 Inner Planets
The four planets closest to the Sun are called the                 inner planets                .
Grade 3 Solar System

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

Our solar system has      8      planets revolving around the Sun.
Grade 3 Planetary Motion
The Sun revolves around the planets.
  1. True
  2. False
Grade 3 Planetary Motion
What keeps planets in their orbits?
  1. light
  2. gravity
  3. electricity
  4. magnetism
Grade 3 Inner Planets
Which planet is closest to the Sun?
  1. Earth
  2. Venus
  3. Mars
  4. Mercury
Grade 3 The Moon
What are the eight phases of the Moon?

1.                  New moon                   

2.                  Waxing Crescent                  

3.                  First Quarter                   

4.                  Waxing Gibbous                   

5.                  Full Moon                   

6.                  Waning Gibbous                   

7.                  Last Quarter                   

8.                  Waning Crescent                  
Grade 3 The Moon
A full moon is when you CANNOT see any part of the Moon.
  1. True
  2. False
Grade 3 The Moon
The Moon goes through                 throughout the month.
  1. axes
  2. phases
  3. seasons
  4. constellations
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