jin88bet.one1. It is the brightest star in the northern constellation Lyra. It is also the fifth brightest star in the night sky and the first star (other than Sun) tak168app.babyo be photographed. Identify it
(A) Altair
(B) Sirius
(C) Vega
(D) Pleiades
2. In the study of black holes, what do you call a star that is prodak168app.clubuced by a supernova?
(A) Plutonic star
(B) Neutron star
(C) Falling star
(D) Shooting star
3. Which of the following statements is/are correct about the galaxy Milks168app.siteky Way?
(A) Less than 1ic880% of the mass of the Milky Way is visible.
(B) Spitzer Space Telescope is an infrared telescope used in mapping and studying the Milky Way galaxy.
(C) Mic88ilky Way is a part of the Virgo supercluster, a group of galaxies within 150 million light years.
(D) All of these
4. Microgravity refers to_________
ic88
(A) Minimum gravity of the Moon
(B) Condition in which people or objects appear to be weigic88htless
(C) Condition in which weight of people is equal to the force of gravity
(D) Maximum gravity exerted by the Moon on the object
5. “Space junk” which is moving very lr88fast is circling the earth. They are pieces from spacecraft and can reach speeds of 4.3 to 5 miles per second. What are theslr88e “space junks” called?
(A) Orbit debris
(B) Orbital debris
(C) Debris of spacecraft
(D) Both (A) and (C)
6. Polaris, also klr88nown as the North star, appears to stay fixed above the Earth’s north pole along our planet’s rotational axis. It is thereforlr88e used to locate the north direction. It is the part of which constellation?
(A) Ursa Major
(B) Orion
(C) Cassiopeia
(D) Ursa Minor
op887. The Murray-Darling River System is an important river system of which country?
(A) England
si88(B) Australia
(C) Canada
(D) USA
8. Robonaut, a NASA’s robot designed to be humanoid is called a dexterous robot because
(A) It can walk like a human
(B) Its hands and fingers move like humans
(C) It can thi88vnk like a person
(D) It can eat like a person
Answer KeySEXXXXX-VN
1. C
2. B
3. D
4. B
5. B
6. D
7. B
8. B
———–
