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Fourth Grade (Grade 4) Solar System Questions

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Grade 4 The Moon
The Moon is a star.
  1. True
  2. False
Grade 4 Sun
There are many stars larger than our Sun. Why does the Sun appear to be larger than all the other stars?
  1. The Sun is the hottest star.
  2. The Sun is the brightest star.
  3. The Sun is closer to Earth than other stars.
  4. The Sun is the only star in the Milky Way Galaxy.
Grade 4 The Moon
How long does it take the Moon to go around Earth?
  1. 3 years
  2. 29 days and 5 hours
  3. 31 days
  4. 27 days and 7 hours
Grade 4 Sun
Why do the Sun and Moon appear to be the same size?
  1. The Moon reflects the sunlight, making it appear larger.
  2. Earth is tilted away from the Sun.
  3. The Sun and Moon are about the same size.
  4. The Sun is farther away from Earth than the Moon is.
Grade 4 Planetary Motion
Earth's rotation causes day and night.
  1. True
  2. False
Grade 4 Outer Planets
This planet has a giant hurricane-like storm called the Great Red Spot.
  1. Uranus
  2. Saturn
  3. Jupiter
  4. Venus
Grade 4 Small Bodies and Dwarf Planets
A meteorite is a piece of space debris, like a piece of an asteroid, that reaches the Earth's surface.
  1. True
  2. False
Grade 4 Sun
What provides most of the heat and light to our solar system?
  1. the comet Hale-Bopp
  2. asteroids
  3. the Sun
  4. Jupiter
Grade 4 Inner Planets
Mercury is the         first         planet from the Sun.
Grade 4 The Moon
The Moon reflects light emitted from the Sun.
  1. True
  2. False
Grade 4 Inner Planets
Which of the following planets is the only one where life is known to exist?
  1. Earth
  2. Venus
  3. Mars
  4. Saturn
Grade 4 Planetary Motion
Earth's movement through space causes day, night, and the seasons.
  1. True
  2. False
Grade 4 Planetary Motion
Which of the following units are used by humans to organize time based on natural motions of Earth?
  1. weeks
  2. minutes
  3. seconds
  4. all of the above
Grade 4 Planetary Motion
What is an orbit?
  1. gravity pulling asteroids toward Earth
  2. a type of celestial object
  3. the curved path one object travels around another
  4. how fast a planet circles around the Sun
Grade 4 The Moon
During which phase does the Moon appear to be a bright, round circle in the sky?
  1. first quarter
  2. new moon
  3. last quarter
  4. full moon
Grade 4 Sun
The Sun provides                 of the energy to the solar system.
  1. most
  2. little
  3. none
  4. some
Grade 4 Small Bodies and Dwarf Planets
How are asteroids and comets different?
  1. Asteroids are much smaller than comets.
  2. Comets orbit the Sun, while asteroids orbit Earth.
  3. Comets are made up or rock, ice, and frozen gases, while asteroids are made up of rocks and metals.
  4. Asteroids are pieces of Earth, while comets are pieces of the Sun.
Grade 4 The Moon
When the Moon is between the Sun and Earth, it appears completely in shadows. What is this lunar phase called?
  1. New Moon
  2. Full Moon
  3. Waxing Gibbous
  4. Waning Crescent
Grade 4 The Moon
A         solar         eclipse is when the Moon is in between the Sun and Earth. A         lunar         eclipse is when Earth is between the Moon and the Sun.
Grade 4 Small Bodies and Dwarf Planets
A satellite is
  1. a body, such as the Moon, that revolves around a larger body. This can also be an artificial object that was sent to space to orbit another object.
  2. a group of outer planets that are considered to be 'gas' giants because they have lots of gases which make up the atmospheres.
  3. our closest star which gives lots of energy and light.
  4. a ring system.
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