21. A solar eclipse usually lasts for:
Correct Answer: A. Few minutes
Explanation: Solar eclipses last only a few minutes, unlike lunar eclipses which last longer.
22. A total solar eclipse happens about once every ___ somewhere on Earth.
Correct Answer: C. 18 months
Explanation: On average, Earth experiences a total solar eclipse every 18 months.
23. When the Moon completely covers the Sun and day turns dark for a short time, it is called:
Correct Answer: C. Total Solar Eclipse
Explanation: A total solar eclipse fully hides the Sun, making day appear like night.
24. The path of a total solar eclipse is usually about 100 miles wide and up to:
Correct Answer: D. 10,000 miles long
Explanation: The total eclipse path is narrow but can stretch over 10,000 miles.
25. Outside the total solar eclipse path, people witness a:
Correct Answer: D. Partial Eclipse
Explanation: People outside the umbra only see a partial solar eclipse.
26. When the Moon covers only part of the Sun, it is known as:
Correct Answer: D. Partial Eclipse
Explanation: In a partial eclipse, the Moon only blocks part of the Sun’s disk.
27. When the Moon covers the center of the Sun but leaves a bright ring around it, it is:
Correct Answer: A. Annular Eclipse
Explanation: An annular eclipse leaves a “ring of fire” as the Sun’s edges remain visible.
28. Looking directly at the Sun during a solar eclipse is:
Correct Answer: C. Harmful
Explanation: Looking at the Sun during a solar eclipse can cause permanent eye damage.
29. Safety equipment (special glasses/filters) is necessary during a:
Correct Answer: A. Solar Eclipse
Explanation: Solar eclipses require safety glasses to protect eyes from UV rays.
30. A solar eclipse always occurs during:
Correct Answer: C. New Moon
Explanation: Solar eclipses only occur when the Moon is in its new moon phase.
31. Why don’t we have a solar eclipse every month?
Correct Answer: C. Moon’s orbit is tilted
Explanation: The Moon’s orbit is tilted, so eclipses don’t occur each new moon.
32. The most recent solar eclipse occurred on:
Correct Answer: B. 21 Sep 2025
Explanation: A partial solar eclipse was seen in New Zealand and Antarctica on 21 Sept 2025.
33. The solar eclipse of 21 September 2025 was a:
Correct Answer: C. Partial Eclipse
Explanation: The 21 Sept 2025 solar eclipse was a partial one.
34. Which eclipse can be safely seen with the naked eye?
Correct Answer: D. Lunar
Explanation: Lunar eclipses are safe to view without equipment, unlike solar eclipses.
35. The most recent lunar eclipse was last seen in Pakistan on:
Correct Answer: B. 7 Sept 2025
Explanation: A total lunar eclipse occurred in Pakistan on 7 Sept 2025.
36. The lunar eclipse of 7 Sept 2025 was a:
Correct Answer: C. Total Lunar Eclipse
Explanation: On 7 Sept 2025, a total lunar eclipse was visible in Pakistan.
37. The lunar eclipse of 7 Sept 2025 is also known as:
Correct Answer: A. Blood Moon
Explanation: Total lunar eclipses are often called “Blood Moons” due to their red glow.
मेहनत ही सफलता की कुंजी है