2014年8月5日 星期二

Practice Science Questions


Solar System

1. Q: How many planets are there in the Solar System?
A: 7
B: 8
C: 9
D: 10
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2. Q: What planet is closest to the sun?
A: Mars
B: Mercury
C: Earth
D: Venus
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3. Q: What is the second planet from the sun?
A: Mercury
B: Earth
C: Mars
D: Venus
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4. Q: What is the third planet from the sun?
A: Earth
B: Mars
C: Jupiter
D: Venus
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5. Q: What is the fourth planet from the sun?
A: Earth
B: Mars
C: Venus
D: Jupiter
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6. Q: What is the fifth planet from the sun?
A: Saturn
B: Mars
C: Uranus
D: Jupiter
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7. Q: What is the seventh planet from the sun?
A: Jupiter
B: Uranus
C: Neptune
D: Pluto
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8. Q: What is the sixth planet from the sun?
A: Saturn
B: Mars
C: Jupiter
D: Pluto
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9. Q: What is the eighth planet from the sun?
A: Jupiter
B: Pluto
C: Uranus
D: Neptune
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10. Q: What is the farthest planet from the sun?
A: Pluto
B: Mars
C: Venus
D: Jupiter
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11. Q: Which planet is not a gas giant?
A: Neptune
B: Saturn
C: Mars
D: Jupiter
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12. Q: Which planet is not a terrestrial planet?
A: Saturn
B: Earth
C: Mars
D: Venus
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13. Q: What is the most volcanically active body in the solar system?
A: Mars
B: Io
C: Ganymede
D: Pluto
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14. Q: Which planet has the largest ring system?
A: Jupiter
B: Pluto
C: Mercury
D: Saturn
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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
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16. Q: Which is the densest planet?
A: Mars
B: Earth
C: Jupiter
D: Pluto
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17. Q: What is the largest terrestrial planet?
A: Mars
B: Mercury
C: Venus
D: Earth
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18. Q: What is the only known moon of Pluto?
A: Plutonia
B: Charon
C: Io
D: Ganymede
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19. Q: What is the Earth's radius?
A: 6378 Km
B: 1237 Km
C: 12400 Km
D: 25000 Km
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20. Q: What is the rotational period of Earth?
A: 1 year
B: 48 hours
C: 24 hours
D: 12 hours
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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
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22. Q: What asteroid was the focus of the NEAR spacecraft?
A: Eros
B: Io
C: Gaspra
D: Ida
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23. Q: Where do most comets arrive from?
A: the asteroid belt
B: the Oort cloud
C: the Milky Way
D: Saturns rings
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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
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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
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26. Q: Which is shorter, Mercury's day or year?
A: day
B: year
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27. Q: Which planet has the hottest temperatures?
A: Mercury
B: Mars
C: Venus
D: Pluto
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28. Q: How long is Mercury's day?
A: 5 minutes
B: 10 Earth days
C: 176 Earth days
D: 3 Earth years
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29. Q: Which moon is a moon of Mars?
A: Phobos
B: Io
C: Ganymede
D: Charon
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30. Q: Which planet is Olympus Mons, the highest volcano in the Solar System, on?
A: Jupiter
B: Mars
C: Venus
D: Mercury
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31. Q: What is the largest planet in the Solar System?
A: Mars
B: Saturn
C: Neptune
D: Jupiter
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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
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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
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34. Q: How many moons does Jupiter have?
A: 12
B: 14
C: 16
D: 18
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35. Q: Which planet has the most moons?
A: Jupiter
B: Mercury
C: Mars
D: Uranus
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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
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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
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38. Q: What is the smallest planet?
A: Mercury
B: Earth
C: Pluto
D: Venus
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39. Q: How many years does it take Pluto to orbit around the sun?
A: 3
B: 15
C: 97
D: 248
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40. Q: Which is the coldest planet of the Solar System?
A: Pluto
B: Earth
C: Mars
D: Neptune
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Practice Science Questions
Solar System
Answers

1. Q: How many planets are there in the Solar System?
C: 9
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2. Q: What planet is closest to the sun?
B: Mercury
-------------------------------------
3. Q: What is the second planet from the sun?
D: Venus
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4. Q: What is the third planet from the sun?
A: Earth
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5. Q: What is the fourth planet from the sun?
B: Mars
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6. Q: What is the fifth planet from the sun?
D: Jupiter
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7. Q: What is the seventh planet from the sun?
B: Uranus
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8. Q: What is the sixth planet from the sun?
A: Saturn
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9. Q: What is the eighth planet from the sun?
D: Neptune
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10. Q: What is the farthest planet from the sun?
A: Pluto
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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
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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
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19. Q: What is the Earth's radius?
A: 6378 Km
-------------------------------------
20. Q: What is the rotational period of Earth?
C: 24 hours
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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
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25. Q: What is the comet belt outside of Pluto's orbit called?
B: Kuiper Belt
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26. Q: Which is shorter, Mercury's day or year?
B: year
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27. Q: Which planet has the hottest temperatures?
C: Venus
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28. Q: How long is Mercury's day?
C: 176 Earth days
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29. Q: Which moon is a moon of Mars?
A: Phobos
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30. Q: Which planet is Olympus Mons, the highest volcano in the Solar System, on?
B: Mars
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31. Q: What is the largest planet in the Solar System?
D: Jupiter
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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

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33. Q: What is the Great Red Spot and Jupiter?

B: A storm that has lasted over 100 years

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34. Q: How many moons does Jupiter have?

C: 16

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35. Q: Which planet has the most moons?

D: Uranus

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36. Q: Which planet was the first planet located through mathematical predictions rather than through regular observations of the sky?

A: Neptune

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37. Q: Which planet has the fastest winds, blowing at speeds of over 2,400 km (1500 miles) per hour?

B: Neptune

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38. Q: What is the smallest planet?

C: Pluto

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39. Q: How many years does it take Pluto to orbit around the sun?

D: 248

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40. Q: Which is the coldest planet of the Solar System?

A: Pluto

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