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Match the following:
| 1. | Rubber | a. | Erect |
| 2. | Greased paper | b. | Inverted |
| 3. | Real image | c. | Opaque medium |
| 4. | Virtual image | d. | Translucent medium |
Concept: undefined >> undefined
What kind of surface reflects light?
Concept: undefined >> undefined
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What type of galaxy is the milky way?
Concept: undefined >> undefined
The nearest galaxy to our Milky way is ______.
Concept: undefined >> undefined
Earth orbits around Sun in ______ days.
Concept: undefined >> undefined
The diameter of the Milky Way is over ______ light years.
Concept: undefined >> undefined
The solar system travels at an average speed of ______ km/h.
Concept: undefined >> undefined
All the galaxies are appearing to move away from us.
Concept: undefined >> undefined
The solar system is located and is classified as a barred spiral galaxy.
Concept: undefined >> undefined
Unlike galaxies, constellations are more optical appearances and are not real objects.
Concept: undefined >> undefined
Match the following:
| 1. | Ursa Minor | a. | Hunter |
| 2. | Ursa Major | b. | Dhruva |
| 3. | Orion | c. | Big dipper |
| 4. | Pole star | d. | Little bear |
Concept: undefined >> undefined
Match the following:
| 1. | Spiral galaxy | a. | Globular clusters |
| 2. | Elliptical galaxy | b. | Bar-shaped structure |
| 3. | Irregular galaxy | c. | Young, hot stars |
| 4. | Barred spiral galaxy | d. | Abundant amount of gas, dust |
Concept: undefined >> undefined
Name the galaxy in which we live.
Concept: undefined >> undefined
What is the Indian name of Ursa Minor?
Concept: undefined >> undefined
What is the distance of our solar system from the centre of the galaxy?
Concept: undefined >> undefined
Which of the following fibers is considered the strongest natural fiber?
Concept: undefined >> undefined
On burning wool, why we get the small of burning of hair?
Concept: undefined >> undefined
Once infection is sensed, the immune system releases a chemical called ______.
Concept: undefined >> undefined
Sensing the pyrogens, hypothalamus increases the body temperature by releasing a chemical called ______.
Concept: undefined >> undefined
Bacteria and virus can thrive above a certain temperature.
Concept: undefined >> undefined
