Basic Difference
1Q. Which planets are called inner planets?
Ans: Mercury, Venus, Earth, and Mars
2Q. Which planets are called outer planets?
Ans: Jupiter, Saturn, Uranus, and Neptune
3Q. Where are the inner planets located?
Ans: Between the Sun and the asteroid belt
4Q. Where are the outer planets located?
Ans: Beyond the asteroid belt
5Q. Which planets are also called terrestrial planets?
Ans: Inner planets
6Q. Which planets are also called Jovian planets?
Ans: Outer planets
7Q. Why are inner planets called terrestrial planets?
Ans: Because they have rocky surfaces
8Q. Why are outer planets called Jovian planets?
Ans: Because they are similar to Jupiter in composition and size
9Q. Which group of planets is closer to the Sun?
Ans: Inner planets
10Q. Which group of planets is farther from the Sun?
Ans: Outer planets
Size & Structure
11Q. Which group of planets is generally smaller in size?
Ans: Inner planets
12Q. Which group of planets is generally larger in size?
Ans: Outer planets
13Q. Which group of planets has solid rocky surfaces?
Ans: Inner planets
14Q. Which group of planets is mostly made of gases and ices?
Ans: Outer planets
15Q. Which planets are mainly made of rock and metal?
Ans: Inner planets
16Q. Which planets are mainly made of hydrogen, helium, and ices?
Ans: Outer planets
17Q. Which group includes gas giants?
Ans: Outer planets
18Q. Which group includes ice giants?
Ans: Outer planets
19Q. Which outer planets are gas giants?
Ans: Jupiter and Saturn
20Q. Which outer planets are ice giants?
Ans: Uranus and Neptune
Temperature & Atmosphere
21Q. Which group of planets is generally hotter?
Ans: Inner planets
22Q. Which group of planets is generally colder?
Ans: Outer planets
23Q. Which planets receive more sunlight?
Ans: Inner planets
24Q. Which planets receive less sunlight?
Ans: Outer planets
25Q. Which group has thin to moderate atmospheres, except Venus?
Ans: Inner planets
26Q. Which group has very thick atmospheres?
Ans: Outer planets
27Q. Which inner planet has the thickest atmosphere?
Ans: Venus
28Q. Which outer planet is known for extremely strong winds?
Ans: Neptune
29Q. Which planet is the hottest among inner planets?
Ans: Venus
30Q. Which outer planet is the coldest on average?
Ans: Uranus
Moons & Rings
31Q. Which group of planets has few or no moons?
Ans: Inner planets
32Q. Which group of planets has many moons?
Ans: Outer planets
33Q. Which inner planets have no moons?
Ans: Mercury and Venus
34Q. Which inner planet has one moon?
Ans: Earth
35Q. Which inner planet has two moons?
Ans: Mars
36Q. Which group of planets has ring systems?
Ans: Outer planets
37Q. Do inner planets have rings?
Ans: No
38Q. Which outer planet has the most spectacular rings?
Ans: Saturn
39Q. Which outer planets have rings?
Ans: All four outer planets
40Q. Which planet has the largest moon in the Solar System?
Ans: Jupiter (Ganymede)
Rotation & Revolution
41Q. Which group of planets generally takes less time to revolve around the Sun?
Ans: Inner planets
42Q. Which group of planets generally takes more time to revolve around the Sun?
Ans: Outer planets
43Q. Which group has shorter years?
Ans: Inner planets
44Q. Which group has longer years?
Ans: Outer planets
45Q. Which planet has the shortest year among inner planets?
Ans: Mercury
46Q. Which planet has the longest year among outer planets?
Ans: Neptune
47Q. Which planet rotates on its side?
Ans: Uranus
48Q. Which planet has the shortest day in the Solar System?
Ans: Jupiter
49Q. Which inner planet has the longest day?
Ans: Venus
50Q. Which group is generally farther apart from each other?
Ans: Outer planets