Download grade viii-2 - Sacred Heart CMI Public School

SECTION-I
1. Which of the following planets has the greatest eccentricity?
A) Pluto
B) Jupiter
C) Mars
2. The largest moon in our solar system has an atmosphere that is
denser than the atmosphere of Mars. The name of this moon is______?
A) Titan
B) Ganymede
C) Triton
3. On which of the following planets would the sun rise in the west?
A) Saturn
B) Mercury
C) Venus
4. Which planet seems to be turned on its side with an axis tilt of 98
degrees?
A) Uranus
B) Pluto
C) Neptune
5. The period from one full moon to the next is__________?
A) 30.3 days
B) 30 days
C) 29.5 days
6. When a superior planet is at opposition it is making an angle of how
many degrees with the sun?
A) 45 degrees
B) 90 degrees
C) 180 degrees
7. Galileo discovered something about Venus with his telescope that
shook the old theories. Which of the following was Galileo's discovery?
A) Venus was covered in clouds
B) Venus had phases like the moon
C) Venus' surface was similar to the earths
8. Name the phase that the moon is in for each type of eclipse, lunar and
solar__________?
A) Full moon for both phases.
B) New moon for both phases.
C) Full moon for lunar and new moon for solar.
9. The orbital plane of the moon is how many degrees inclined from the
ecliptic?
A) 15 degrees
B) 10 degrees
C) 5 degrees
10. Which of the following constellations has more bright stars than any
other Constellation?
A) Big Dipper
B) Cassiopeia
C) Orion
11. A line through the three stars in Orion's belt points toward which one of
the following stars?
A) Mizor
B) Polaris
C) Sirius
12. A pulsar is actually a__________?
A) White dwarf
B) red giant
C) neutron star
13. In the Milky Way there are approximately.
A) 2 million stars
B) 400 million stars
C) 200 billion stars.
14. Astronomers use Cepheid’s principally as measures of what? Is it_____?
A) Size
B) Speed
C) Distance
15. Where are most asteroids located? Is it between?
A) Jupiter and Saturn
B) Mars and Jupiter
C) Earth and Mars
16. The Sun rotates about its own axis approximately?
A) Once every 24 hours.
B) Once every 365 days.
C) Varies with solar latitude
17. PRESENTLY, what is the farthest planet from the sun?
A) Pluto
B) Neptune
C) Uranus
18. Which of the following men was the first to make systematic use of a
telescope in astronomy?
A) Copernicus
B) Kepler
C) Galileo
19. The Magellanic cloud is a___________?
A) Nebula
B) Galaxy
C) Star cluster
20. Which one of the following planets has no moons?
A) Mars
B) Neptune
C) Venus
21. With which one of the following astronomical objects are meteor showers
associated?
A) Asteroids
B) Comets
C) Planets
22. In what year did Galileo first use an optical telescope to study the moon?
A) 1492
B) 1611
C) 1212
23. Which planet is approximately thirty times farther from the Sun than
Earth is?
A). Jupiter
B).Saturn
C).Neptune
24. Which object is located at one foci of the elliptical orbit of Mars?
A) Sun
B) Betelgeuse
C) Earth
25. The apparent daily path of the Sun changes with the seasons because?
A) Earth's axis is tilted
B) Earth's distance from the Sun changes
C) the Sun revolves
26. Summer days in New York State are likely to be hotter than winter days
because in summer?
A) Earth is closer to the Sun.
B) The number of sunspots increases.
C) Because of Damage in Ozone Layer.
27. Summer days in New York State are likely to be hotter than winter days
because in summer.
A) Earth is closer to the Sun
B) the number of sunspots increases
C) Earth’s northern axis is tilted toward the Sun
28. Which planet takes more time to complete one rotation on its axis than
to complete one revolution around the Sun?
A) Mercury.
B) Venus
C) Mars
29. Which planet has an orbit with an eccentricity most similar to the
eccentricity of the Moon’s orbit around Earth?
A).Earth
B).Jupiter
C).Saturn
30. A cycle of Moon phases can be seen from Earth because of _____.
A).Moon’s distance from Earth changes at a predictable rate.
B).Moon spins on its axis
C).Moon revolves around Earth
31. Saturn is rising as the sun sets.
A).Always true
B) Sometimes true
C).Never true
32. During a total lunar eclipse, an observer on earth would see_____.
A). Moon disappearing completely.
B).Moon turning into red color.
C) No change in moon's brightness.
33. During a total lunar eclipse, an observer on the moon would see____.
A) Total darkness
B) Brightly illuminated ring of earth's atmosphere
C) Photosphere of the sun
34. Which of these is TRUE regarding a PENUMBRAL lunar eclipse?
A)
B)
C)
Moon appears in red colour.
Moon shows no noticeable change in brightness.
Earth will be covered by moon's penumbral shadow.
35. The red colour visible during a lunar eclipse is due to_________.
A) Dust in moon's atmosphere
B) Dust in earth's atmosphere
C) Dust in space
36. The duration of lunar eclipses is___________.
A) Longer than a solar eclipse
B) Shorter than a solar eclipse
C) Almost the same as a solar eclipse
37. Yuri Gagarin was the first human in space. He was launched into space
this on?
A) March 5, 1956
B) October 15, 1959
C) April 12, 1961
38. What was the spacecraft used by Yuri Gagarin?
A) Vostok 3KA
B) Salyut 1
C) Cosmos 557
39. How long did the first human space mission last?
A) 108 minutes
B) 21 hours
C) 2 days
40. The mission launches site was_________.
A) Kapustin Yar
B) Moscow
C) Baikonur
41. Low mass stars_________.
[
A) Have shorter lifespan.
B) Remain outside the main sequence
C) Are relatively cold in temperature.
42. A brown dwarf is__________.
A) The smallest type of star
B) End-stage of a white dwarf
C) An object too small to begin nuclear fusion
43. When our sun was a proto star it___________.
A) Produced energy through hydrogen fusion
B) Was more luminous than present
C) Was in the main sequence
44. T-Tauri stars are___________.
A) A type of main sequence stars.
B) Produce intense x-ray emissions.
C) Have begun hydrogen fusion.
45. The H-R diagram was created by_______.
A) Ejnar Hertzsprung and Henry Russell
B) Edwin Hubble and David Reynolds
C) Eugene Hertz and Martin Rees
46. Which constellation has Polaris, the north star______.
A) Cassiopia
B) Ursa Minor
C) Pegasus
47. What is the brightest star in the constellation of Scorpios?
A) Regulus
B) Antares
C) Vega
48. What is the Latin name of the constellation 'dragon'?
A) Dorado
B) Eridanus
C) Draco
49. Which constellation is home to the crab nebula?
A) Orion
B) Virgo
C) Taurus
50. Which Messier object is found on the constellation Hercules?
A) M 4 – globular cluster.
B) M 7 – open cluster.
C) M 13 – globular cluster.