Solar System Test Review

Which of the following represents characteristics of the four planets closest to the sun?

• larger planets

• gas giants

• rocky planets

• 4 or more moons

Mars is very similar to Earth. Which of the following describes a property of Earth, but not Mars?

• an abundance of liquid water is located on the planet

• one or more moons orbit the planet

• the planet is constantly in motion

• the orbital path is predictable

Solids that range in size from dust to small rocks that are scattered throughout the solar system, often due to the breakup of comets, that burn in a brief bright display when they enter earth's atmosphere

• Meteors

• Asteroid

• Comet

What planet was galileo observing when he discovered the Galilean moons?

• Jupiter

• saturn

• uranus

• neptune

Neptune takes 165 years to complete a single orbit

• True

• False

What causes Day and Night on Earth?

• The sun rotates around the earth as it revolves

• the sun revolves around the earth as it rotates

• the earth rotates around the sun as it revolves

• the earth revolves around the sun as it rotates

Which of the following represents characteristics of the four planets farthest from the sun?

• smaller planets

• gas giants

• rocky planets

• 3 or less moons

Which statement accurately describes the movement of objects in our solar system?

• The sun revolves around the planets, and moons rotate around planets

• Planets revolve around the sun, moons revolve around the planets

• planets rotate around the sun, moons revolve around the planets

• moons rotate around planets and planets revolve around the sun

Neptune takes 164.79 years to revolve around the sun because

• the long distance makes the orbital path larger

• The gravity around the sun causes it to slow down

• Its less aerodynamic which makes it slower

• its rotation is faster and the energy of its orbit is being transferred into rotational speed

Which planet takes 88 days to complete a single orbit, the shortest revolution of any planet around the sun?

• Mercury

• Earth

• Uranus

• Neptune