Q4 of 24 Page 155

Answer the following :

Which satellite has active volcanoes?

Io is the satellite which has active volcanoes. Io is the satellite of Jupiter which has active volcanoes.


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4

Answer the following :

Name the following:


a. Most fascinating planet with a set of ring system as viewed from a telescope.


b. Nearest planet to the earth.


c. Nearest planet to the sun


d. Biggest planet of the solar system

 4

Answer the following :

How are satellites different from planets?

 4

Answer the following :

Give reason for the following:


a. A person in England can recognize the pole star easily than a person in Bengaluru.


b. Mercury is difficult to observe.


c. A day on Venus is longer than its year.


d. Green house effect is prominent on Venus.

 5

State true or false :

Saturn has the highest density.