Exercise Answers
A. Answer the questions:
1. This space program by Indian space research organisation (ISRO) to land a mechanized rover on the surface of the Moon in 2013 was named as ___________.
Chandrayaan 2
2. A ________ is a type of neutron star. It is regarded as the strongest magnetic object known in the universe.
Magnetar
3. The tallest mountain peak of our solar system is __________. It is located on Mars and has a height three times greater than that of Mount Everest.
Olympus Mons
4. The phenomenon because of which __________ concluded that the universe is expanding is called the Doppler Redshift of Galaxies.
Edwin Hubble
5. The _______ is the ice covered satellite of the planet Jupiter. Scientist believe that there is a liquid Ocean beneath the ice shelf that may be harbouring something completely different life forms.
Europa
6. Stars that are extremely bright and big in size are known as _______.
Hyper giants
7. ________ her massive and extremely remote celestial objects that are emitting exceptionally large amount of energy. They look like stars when viewed from a telescope.
Quasars
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