Solar
System
1. Q: How
many planets are there in the Solar System?
A: 7
B: 8
C: 9
D: 10
-------------------------------------
2. Q: What
planet is closest to the sun?
A: Mars
B: Mercury
C: Earth
D: Venus
-------------------------------------
3. Q: What
is the second planet from the sun?
A: Mercury
B: Earth
C: Mars
D: Venus
-------------------------------------
4. Q: What
is the third planet from the sun?
A: Earth
B: Mars
C: Jupiter
D: Venus
-------------------------------------
5. Q: What
is the fourth planet from the sun?
A: Earth
B: Mars
C: Venus
D: Jupiter
-------------------------------------
6. Q: What
is the fifth planet from the sun?
A: Saturn
B: Mars
C: Uranus
D: Jupiter
-------------------------------------
7. Q: What
is the seventh planet from the sun?
A: Jupiter
B: Uranus
C: Neptune
D: Pluto
-------------------------------------
8. Q: What
is the sixth planet from the sun?
A: Saturn
B: Mars
C: Jupiter
D: Pluto
-------------------------------------
9. Q: What
is the eighth planet from the sun?
A: Jupiter
B: Pluto
C: Uranus
D: Neptune
-------------------------------------
10. Q:
What is the farthest planet from the sun?
A: Pluto
B: Mars
C: Venus
D: Jupiter
-------------------------------------
11. Q:
Which planet is not a gas giant?
A: Neptune
B: Saturn
C: Mars
D: Jupiter
-------------------------------------
12. Q:
Which planet is not a terrestrial planet?
A: Saturn
B: Earth
C: Mars
D: Venus
-------------------------------------
13. Q:
What is the most volcanically active body in the solar system?
A: Mars
B: Io
C:
Ganymede
D: Pluto
-------------------------------------
14. Q:
Which planet has the largest ring system?
A: Jupiter
B: Pluto
C: Mercury
D: Saturn
-------------------------------------
15. Q: How
much meteoritic material do scientists estamate falls on the Earth each day?
A: 1 pound
B: 1 ton
C: 10 tons
D: more
than 1000 tons
-------------------------------------
16. Q:
Which is the densest planet?
A: Mars
B: Earth
C: Jupiter
D: Pluto
-------------------------------------
17. Q:
What is the largest terrestrial planet?
A: Mars
B: Mercury
C: Venus
D: Earth
-------------------------------------
18. Q:
What is the only known moon of Pluto?
A:
Plutonia
B: Charon
C: Io
D:
Ganymede
-------------------------------------
19. Q:
What is the Earth's radius?
A: 6378 Km
B: 1237 Km
C: 12400
Km
D: 25000
Km
-------------------------------------
20. Q:
What is the rotational period of Earth?
A: 1 year
B: 48
hours
C: 24
hours
D: 12
hours
-------------------------------------
21. Q:
Where is the main asteroid belt in the Solar System?
A: Just
outside Pluto's orbit
B: Between
Earth and Mars
C: Between
Neptune and Saturn
D: Between
Mars and Jupiter
-------------------------------------
22. Q:
What asteroid was the focus of the NEAR spacecraft?
A: Eros
B: Io
C: Gaspra
D: Ida
-------------------------------------
23. Q:
Where do most comets arrive from?
A: the
asteroid belt
B: the
Oort cloud
C: the
Milky Way
D: Saturns
rings
-------------------------------------
24. Q: How
long could a long-period comet take to orbit around the Sun?
A: 1000
years
B: 10000
years
C: 100000
years
D: 30
million years
-------------------------------------
25. Q:
What is the comet belt outside of Pluto's orbit called?
A: the
Oort cloud
B: Kuiper
Belt
C: Main
asteroid Belt
D: Halley
Belt
-------------------------------------
26. Q:
Which is shorter, Mercury's day or year?
A: day
B: year
-------------------------------------
27. Q:
Which planet has the hottest temperatures?
A: Mercury
B: Mars
C: Venus
D: Pluto
-------------------------------------
28. Q: How
long is Mercury's day?
A: 5
minutes
B: 10
Earth days
C: 176
Earth days
D: 3 Earth
years
-------------------------------------
29. Q:
Which moon is a moon of Mars?
A: Phobos
B: Io
C:
Ganymede
D: Charon
-------------------------------------
30. Q:
Which planet is Olympus Mons, the highest volcano in the Solar System, on?
A: Jupiter
B: Mars
C: Venus
D: Mercury
-------------------------------------
31. Q:
What is the largest planet in the Solar System?
A: Mars
B: Saturn
C: Neptune
D: Jupiter
-------------------------------------
32. Q: How
large is jupiter's mass when compared to the other planets in the Solar System?
A: twice
as big as all the other planets combined
B: as big
as all the other planets combined
C: three
times as big as all the other planets combined
D: four
times as big as all the other planets combined
-------------------------------------
33. Q:
What is the Great Red Spot and Jupiter?
A: A
volcanic reaction that has lasted over 100 years
B: A storm
that has lasted over 100 years
C: A storm
that has lasted almost 10 years
D: A giant
red lake
-------------------------------------
34. Q: How
many moons does Jupiter have?
A: 12
B: 14
C: 16
D: 18
-------------------------------------
35. Q:
Which planet has the most moons?
A: Jupiter
B: Mercury
C: Mars
D: Uranus
-------------------------------------
36. Q:
Which planet was the first planet located through mathematical predictions
rather than through regular observations of the sky?
A: Neptune
B: Pluto
C: Uranus
D: Mercury
-------------------------------------
37. Q:
Which planet has the fastest winds, blowing at speeds of over 2,400 km (1500
miles) per hour?
A: Uranus
B: Neptune
C: Pluto
D: Saturn
-------------------------------------
38. Q:
What is the smallest planet?
A: Mercury
B: Earth
C: Pluto
D: Venus
-------------------------------------
39. Q: How
many years does it take Pluto to orbit around the sun?
A: 3
B: 15
C: 97
D: 248
-------------------------------------
40. Q:
Which is the coldest planet of the Solar System?
A: Pluto
B: Earth
C: Mars
D: Neptune
-------------------------------------
Practice
Science Questions
Solar
System
Answers
Answers
1. Q: How
many planets are there in the Solar System?
C: 9
-------------------------------------
2. Q: What
planet is closest to the sun?
B: Mercury
-------------------------------------
3. Q: What
is the second planet from the sun?
D: Venus
-------------------------------------
4. Q: What
is the third planet from the sun?
A: Earth
-------------------------------------
5. Q: What
is the fourth planet from the sun?
B: Mars
-------------------------------------
6. Q: What
is the fifth planet from the sun?
D: Jupiter
-------------------------------------
7. Q: What
is the seventh planet from the sun?
B: Uranus
-------------------------------------
8. Q: What
is the sixth planet from the sun?
A: Saturn
-------------------------------------
9. Q: What
is the eighth planet from the sun?
D: Neptune
-------------------------------------
10. Q:
What is the farthest planet from the sun?
A: Pluto
-------------------------------------
11. Q:
Which planet is not a gas giant?
C: Mars
-------------------------------------
12. Q:
Which planet is not a terrestrial planet?
A: Saturn
-------------------------------------
13. Q:
What is the most volcanically active body in the solar system?
B: Io
-------------------------------------
14. Q: Which
planet has the largest ring system?
D: Saturn
-------------------------------------
15. Q: How
much meteoritic material do scientists estamate falls on the Earth each day?
D: more
than 1000 tons
-------------------------------------
16. Q:
Which is the densest planet?
B: Earth
-------------------------------------
17. Q:
What is the largest terrestrial planet?
D: Earth
-------------------------------------
18. Q:
What is the only known moon of Pluto?
B: Charon
-------------------------------------
19. Q:
What is the Earth's radius?
A: 6378 Km
-------------------------------------
20. Q:
What is the rotational period of Earth?
C: 24
hours
-------------------------------------
21. Q:
Where is the main asteroid belt in the Solar System?
D: Between
Mars and Jupiter
-------------------------------------
22. Q:
What asteroid was the focus of the NEAR spacecraft?
A: Eros
-------------------------------------
23. Q:
Where do most comets arrive from?
B: the
Oort cloud
-------------------------------------
24. Q: How
long could a long-period comet take to orbit around the Sun?
D: 30
million years
-------------------------------------
25. Q:
What is the comet belt outside of Pluto's orbit called?
B: Kuiper
Belt
-------------------------------------
26. Q:
Which is shorter, Mercury's day or year?
B: year
-------------------------------------
27. Q:
Which planet has the hottest temperatures?
C: Venus
-------------------------------------
28. Q: How
long is Mercury's day?
C: 176
Earth days
-------------------------------------
29. Q:
Which moon is a moon of Mars?
A: Phobos
-------------------------------------
30. Q:
Which planet is Olympus Mons, the highest volcano in the Solar System, on?
B: Mars
-------------------------------------
31. Q:
What is the largest planet in the Solar System?
D: Jupiter
-------------------------------------
32. Q: How large is jupiter's mass when compared to the other planets in the Solar System?A: twice as big as all the other planets combined
-------------------------------------
33. Q: What is the Great Red Spot and Jupiter?
B: A storm that has lasted over 100 years
-------------------------------------
34. Q: How many moons does Jupiter have?
C: 16
-------------------------------------
35. Q: Which planet has the most moons?
D: Uranus
-------------------------------------
36. Q: Which planet was the first planet located through mathematical predictions rather than through regular observations of the sky?
A: Neptune
-------------------------------------
37. Q: Which planet has the fastest winds, blowing at speeds of over 2,400 km (1500 miles) per hour?
B: Neptune
-------------------------------------
38. Q: What is the smallest planet?
C: Pluto
-------------------------------------
39. Q: How many years does it take Pluto to orbit around the sun?
D: 248
-------------------------------------
40. Q: Which is the coldest planet of the Solar System?
A: Pluto
-------------------------------------
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