1.Fill in the blanks:
1. The planet known as the ‘earth’s twin’ is Venus.
2. Third nearest planet to sun is Earth.
3. The pole star indicates the direction to the North.
4. Asteroids are found between the orbits of Mars and Jupiter.
5. A group of stars forming various patterns is called as constellation.
6. A huge system of stars is called as galaxy.
7. The moon is the closest celestial body to our earth.
8. Planets do not have their own heat and light.
9. The stars are not visible during the day because of sun’s brightness.
10. The moon is a natural satellite.
Q3. Name the nearest star to the earth.
Answer The nearest star to the earth is the Sun.
Q4. Name the second nearest star to the earth after sun.
Answer Proxima Centuari is the second nearest star to the earth.
Q5. Why earth is called a ‘blue planet’?
Answer Earth is called a blue planet because two third of earth’s surface is covered with water.
Q6. How much time does it take for the light of the sun to reach earth?
Answer It takes about 8 minutes for the light of the sun to reach earth.
Q7. Name the first person who stepped on the surface of the moon?
Answer Neil Armstrong was the first person who stepped on the surface of the moon
No comments:
Post a Comment