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Astronomy Questions - All Grades

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Grade 2 Planetary Motion
Grade 3 Sun
Which of the following is the center of the Solar System?
  1. Sun
  2. Moon
  3. Asteroid Belt
  4. Saturn's Rings
Grade 5 Planetary Motion
One evening as it is getting dark, Alex sits on the front porch and watches the sun slowly disappear behind the neighbor's house across the street. Which explains this observation?
  1. The sun's light is reflected by the clouds.
  2. The sun's light is refracted by the atmosphere.
  3. The sun moves from west to east each day.
  4. The sun appears to move due to Earth's rotation.
Grade 7 Planetary Motion
An equinox occurs when
  1. neither hemisphere is tilted toward or away from the sun.
  2. the Northern Hemisphere is tilted away from the sun.
  3. the Northern Hemisphere is tilted toward the sun.
  4. Earth's axis is parallel to the sun's rays.
Grade 6 The Moon
The moon is visible to us because the moon
  1. reflects light from Sun.
  2. reflects light from Earth.
  3. produces light through fusion.
  4. produces light through combustion.
Grade 4 Planetary Motion
Grade 6 Outer Planets
What two gases mostly make up Saturn?
  1. oxygen and helium
  2. oxygen and nitrogen
  3. hydrogen and helium
  4. hydrogen and nitrogen
Grade 6 Small Bodies and Dwarf Planets
How is a moon different than a planet?
  1. A moon is in orbit around a planet.
  2. A moon is smaller than any planet.
  3. A moon is less massive than any planet.
  4. A moon is unable to have an atmosphere.
Grade 6 The Moon
Between which moon phases is the moon waxing? Select TWO answers.
  1. full moon and third quarter moon
  2. first quarter moon and full moon
  3. new moon and first quarter moon
  4. third quarter moon and new moon
Grade 5 Planetary Motion
The constellations seem to move as the seasons on Earth change. What causes this?
  1. Like the moon, the stars move around Earth.
  2. As Earth revolves around the sun, we have a different view of the stars.
  3. As the Earth rotates on its axis, we see different parts of the sky.
  4. Just as the seasons on Earth change, so do the seasons on stars.
Grade 8 Stars
A light year is a measurement of
  1. time
  2. distance
  3. temperature
  4. star brightness
Grade 7 Planetary Motion
For a solar eclipse to occur,
  1. the sun must be directly between Earth and the moon
  2. the moon must be directly between Earth and the sun
  3. the moon must be directly behind Earth
  4. Earth must be directly between the sun and the moon
Grade 5 Inner Planets
The four inner planets are, in order from the sun:
  1. Mercury, Venus, Earth, Mars
  2. Mercury, Earth, Venus, Neptune
  3. Mars, Earth, Venus, Mercury
  4. Mars, Venus, Earth, Saturn
Grade 5 Outer Planets
Which planets have rings?
  1. Mars, Jupiter, and Saturn
  2. Saturn, Pluto, Neptune, and Venus
  3. Jupiter, Saturn, Uranus and Neptune
  4. Jupiter, Saturn, Neptune, and Venus
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