Solar System 2025 Inner & Outer Planets

Which three traits describe the four inner planets?

• ice giants

• rocky surfaces

• a few moons

• short time to orbit the sun

• 1. long rotations on axes

Which planet is the farthest from the sun?

• Earth

• Jupiter

• Uranus

• Neptune

Mercury and Venus are different than other planets in our solar system? What makes them different?

• They have rings around them.

• They are the coldest planets in the solar system.

• They have more moons than any other planet.

• They do not have moons.

True or False:

There are more planets than stars.

• True

• False

Why can we see the moon glowing even though it doesn’t make light?

• It is reflecting light made on Earth.

• It is absorbing light from space.

• It is reflecting light from the sun.

• It is producing its own light.

What object in the solar system gives energy to all the planets?

• Saturn

• Moon

• Meteoroid

• Sun

Some of the outer planets have another name "ice giants". What gives them this name?

• their hard rocky surface

• their freezing atmosphere

• their icy core

• their chilly fast wind

Which letter represents the planet that is the start of the gas giants?

• C

• D

• E

• F

Which statement is true?

• The outer planets are much larger than the inner planets.

• The outer planets have more liquid water than the inner planets.

• The outer planets are much warmer than the inner planets.

• The outer planets have fewer moons than the inner planets.

When does a meteoroid become a meteorite?

• It gets pulled out of orbit by a planet’s gravity.

• It breaks apart into many small pieces.

• It falls all the way to Earth’s surface.

• It gets larger by crashing into other rocks.