| ANSWER TO THE FOLLOWING QUESTIONS |
| 1. How much bigger is the sun than the earth? |
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| 20 million times bigger. |
| 3 million times bigger. |
| 5 million times bigger. |
| One million times bigger. |
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| 2. What is the place between stars called? |
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| Interstellar space |
| Intergalactic space |
| Interplanetary space |
| Outer space |
| Space |
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| 3. What is the main type of galaxy in the universe? |
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| Irregular |
| elliptical |
| barred spiral |
| Dwarf elliptical |
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| 4. What is the brightest star in out night sky? |
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| Regulus |
| Vega |
| Betelgeuse |
| Polaris |
| Sirius |
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| 5. Which planet has the strongest winds? |
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| Mars |
| Uranus |
| Venus |
| Neptune |
| Jupiter |
| Pluto |
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| 6. Which planet has surface and atmosphere most like the Earth? |
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| Neptune |
| Mercury |
| Mars |
| Venus |
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| 7. How long is Saturn's year? |
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| Saturn takes 29 1/2 of our years. |
| Saturn takes 27 1/2 of our years. |
| Saturn takes 32 1/2 of our years. |
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| 8. How long does it take the Moon to go around the Earth? |
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| It takes 29 days, 3 hours, 23 minutes, 23.42 seconds. |
| It takes 27 days, 7 hours, 43 minutes, 11.47 seconds. |
| It takes 24 days, 5 hours, 12 minutes, 14.34 seconds. |
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| 9. How fast does the Moon travel around the Earth? |
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| The Moon mows in its orbit 3,700 kilometers per hour. |
| The Moon mows in its orbit 2,345 kilometers per hour. |
| The Moon mows in its orbit 2,435 kilometers per hour. |
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| 10. How old is the earth? |
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| The earth is about 4.5 billion years old. |
| The earth is about 20 billion years old. |
| The earth is about 7.5 billion years old. |
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