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Eighth Grade (Grade 8) Solar System Questions

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Grade 8 Outer Planets
Saturn's rings are made up mostly of                        .
  1. volcanic dust particles
  2. nitrogen and helium
  3. chunks of ice and rock
  4. ice and water vapor
Grade 8 The Moon
A spring tide occurs when                                                                                             .
  1. it is the spring equinox
  2. the Sun, Earth, and Moon are nearly in-line
  3. the Moon is in its first or last quarter phase
  4. the line between Earth and the Sun is at right angles to the line between Earth and the Moon
Grade 8 The Moon
People who stand in the Moon's umbra, the darkest part of its shadow, experience a                        .
  1. partial lunar eclipse
  2. a partial solar eclipse
  3. a total solar eclipse
  4. a total lunar eclipse
Grade 8 The Moon
The diagram represents a lunar eclipse.
  1. True
  2. False
Grade 8 Planetary Motion

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

Which statement best describes tides experienced on Earth when the Sun, Moon, and Earth are positioned as shown in the diagram?
Spring Tide
  1. very high, high tides; very low, low tides
  2. very high, high tides; average low tides
  3. average high tides; very low, low tides
  4. average high tides; average low tides
Grade 8 The Moon
The diagram represents a solar eclipse.
  1. True
  2. False
Grade 8 Planetary Motion
How long does it take for Earth to rotate once on its axis?
  1. 1 day
  2. 1 year
  3. 1 week
  4. 1 month
Grade 8 Planetary Motion
How long does it take for Earth revolve once around the Sun?
  1. 1 week
  2. 1 month
  3. 1 year
  4. 1 day
Grade 8 Small Bodies and Dwarf Planets
What do we call the small chuck of rock or metal in space?
  1. meteoroid
  2. meteorite
  3. asteroid
  4. meteor
Grade 8 Inner Planets
Which one of the following is a terrestrial planet?
  1. Saturn
  2. Uranus
  3. Mars
  4. Jupiter
Grade 8 Small Bodies and Dwarf Planets
Meteoroids usually come from                          .
  1. solar winds
  2. comets or asteroids
  3. debris from other planets
  4. beyond the solar system
Grade 8 The Moon

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

The diagram represents a solar eclipse.
  1. True
  2. False
Grade 8 Sun
Our solar system contains                                                      .
  1. one older, dimmer star and one younger, brighter star
  2. three very similar stars
  3. several stars spread across the galaxy
  4. one average star
Grade 8 Planetary Motion
Day and night are caused by Earth's                .
  1. tilt
  2. revolution
  3. moon
  4. rotation
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