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Outer Planets

100

Which planets are considered the outer planets of our solar system?
A. Mercury, Venus, Earth, Mars
B. Jupiter, Saturn, Uranus, Neptune
C. Earth, Mars, Jupiter, Saturn
D. Pluto, Eris, Ceres, Haumea

B. Jupiter, Saturn, Uranus, Neptune

200

What are the outer planets mainly made of?
A. Rock and metal
B. Gas and ice
C. Dust and soil
D. Solid iron

B. Gas and ice

300

Which outer planet has the most visible and largest ring system?
A. Uranus
B. Saturn
C. Jupiter
D. Neptune

B. Saturn

400

Which planet rotates on its side, with its axis tilted about 98 degrees?
A. Jupiter
B. Uranus
C. Neptune
D. Saturn

B. Uranus

500

Which outer planet has the shortest day, spinning once every 10 hours?
A. Neptune
B. Saturn
C. Jupiter
D. Uranus

C. Jupiter

Inner Planets

100

 Which planets are considered the inner planets?
A. Jupiter, Saturn, Uranus, Neptune
B. Mercury, Venus, Earth, Mars
C. Earth, Mars, Jupiter, Saturn
D. Venus, Mars, Neptune, Pluto

B. Mercury, Venus, Earth, Mars

200

What are the outer planets mainly made of?
A. Rock and metal
B. Gas and ice
C. Dust and soil
D. Solid iron

A. Rock and metal

300

What do the inner planets have in common?
A. They are made mostly of gas
B. They have rings
C. They are rocky and small
D. They are farther from the Sun

C. They are rocky and small

400

 Which is the smallest inner planet?
A. Earth
B. Mercury
C. Venus
D. Mars

B. Mercury