Let's solve the worksheet step by step and provide explanations for each answer.
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Cluny Matric. Hr. Sec. School, Salem
Class: 5
SOCIAL - SOLAR SYSTEM
WORKSHEET-2
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1. Which is the seventh planet in the solar system?
Answer: Uranus
✔ Explanation: The planets in order from the Sun are:
1. Mercury
2. Venus
3. Earth
4. Mars
5. Jupiter
6. Saturn
7.
Uranus
8. Neptune
So, the seventh planet is
Uranus.
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2. How many oceans are there on the earth?
Answer: 5
✔ Explanation: There are five major oceans on Earth:
- Pacific Ocean
- Atlantic Ocean
- Indian Ocean
- Southern Ocean
- Arctic Ocean
So, the correct answer is
5.
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3. What do we call the movement of Earth on its own axis?
Answer: Rotation
✔ Explanation: When Earth spins around its own axis (an imaginary line running through the North and South Poles), it is called
rotation. This rotation takes about 24 hours and causes day and night.
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4. Which planet is called as Earth’s twin?
Answer: Venus
✔ Explanation: Venus is often called Earth’s twin because it is similar in size, mass, and composition to Earth. However, its atmosphere and surface conditions are extremely different.
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5. What is the distance between the sun and the earth?
Answer: 150 million kms
✔ Explanation: The average distance between the Earth and the Sun is approximately
150 million kilometers (or 93 million miles). This distance is also known as an
Astronomical Unit (AU).
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6. How do we call the deepest point on the ocean?
Answer: Mariana Trench
✔ Explanation: The
Mariana Trench is located in the western Pacific Ocean and contains the deepest known point on Earth — the Challenger Deep, which is about 11,000 meters (36,000 feet) deep.
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7. The Earth is covered by 71% of water
Answer: True
✔ Explanation: About
71% of Earth's surface is covered by water, mostly in oceans. The remaining 29% is land.
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8. Moon is the only satellite of Venus
Answer: False
✔ Explanation: The Moon is Earth's natural satellite.
Venus has no moons (natural satellites). So, this statement is
false.
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9. The biggest continent is Australia
Answer: False
✔ Explanation: The largest continent is
Asia, not Australia. Australia is actually the smallest continent. So, this statement is
false.
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10. Seasons are caused by Earth's revolution
Answer: True
✔ Explanation: The change in seasons is due to Earth's
revolution (orbiting around the Sun) combined with the
tilt of Earth's axis. As Earth revolves around the Sun over a year, different parts of Earth receive varying amounts of sunlight, causing seasonal changes.
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Final Answers:
| Question | Answer |
|--------|--------|
| 1 | Uranus |
| 2 | 5 |
| 3 | Rotation |
| 4 | Venus |
| 5 | 150 million kms |
| 6 | Mariana Trench |
| 7 | True |
| 8 | False |
| 9 | False |
| 10 | True |
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✔ Matching Words Provided at Bottom:
- Uranus → Q1
- Venus → Q4
- Mariana Trench → Q6
- 5 → Q2
- Rotation → Q3
- 150 million kms → Q5
All the given words match perfectly with the answers.
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✔ Summary:
This worksheet tests basic knowledge of the solar system, Earth's features, and geography. The answers are based on standard science curriculum for Class 5 students.
Let me know if you'd like a printable version or explanation in simpler terms!
Parent Tip: Review the logic above to help your child master the concept of social studies for 5th grade worksheet.
