1. WELCOME to the SAASTA AstroQuiz 2018 ROUND 2

2. RULES You only have 60 seconds to answer all the questions.
You are allowed to discuss amongst yourselves as a team.
Calculators may be used if needed.
No internet is to be used, therefore the use of cellphones is prohibited.
The judge’s decision is final.

3. QUESTION 1
How long does it take light from the Sun to reach the Earth?
24 hours
8 hours
8 seconds
8 minutes

4. QUESTION 2
Which of the following arrangement represent a star, galaxy and constellation respectively.
Rigel, Cluster, Scorpio
Scorpio, Neptune, Rigel
Sun, Milky Way, Sirius
Sirius, Andromeda, Orion

5. At the end of its life as a star, our Sun will become a ______
QUESTION 3
At the end of its life as a star, our Sun will become a ______
Supernova    
Black hole    
Black dwarf
Neutron star  

6. To which galaxy does our Sun belong?
QUESTION 4
To which galaxy does our Sun belong?
Andromeda Nebula
Large Magellanic Clouds
Small Magellanic Clouds
Milky Way Galaxy

7. QUESTION 5 Which of the following statements about the Sun, is true?
It is the biggest and brightest star in the Universe
It is hot, rotates and always changes
It always goes around the Earth
It is bigger than the Earth but smaller than the Moon

8. QUESTION 6
The Sun also plays a role of a big anchor which creates gravity that keeps planets in their orbits.
True
False

9. QUESTION 7
There are some solid particles that can be found in the Sun.
True
False

10. We always see the same side of the Moon from Earth because ____
QUESTION 8
We always see the same side of the Moon from Earth because ____
The rotation rate on its axis is the same as its orbital period around the Earth
The Moon goes around the Earth that also goes around the Sun
The Moon is the Earth’s only natural satellite
The Moon is not rotating at all

11. QUESTION 9
Scientists observe changes on the Sun by watching sunspots which are caused by ______
A. Rotation of the Sun
B. Rotation of the Earth
C. Strong magnetic fields
D. Strong electric fields

12. QUESTION 10
The Moon is the only place in our solar system, other than Earth, where human beings have been.
True
False

13. QUESTION 11
On 20 July 1969, Neil Armstrong became the first to set foot on the Moon and the final human lunar landing was in ___
1969
1972
1980
2015

14. QUESTION 12
The space capsule that took Mark Shuttleworth to the International Space Station was the _____
A. Mir
B. Salyut
C. Soyuz
D. Vostok

15. At what average speed does the Earth go around the Sun?
QUESTION 13
At what average speed does the Earth go around the Sun?
39,8 m/s
39,8 km/s
29,8 km/s
29,8 m/s

16. At what average speed does the Moon go around the Earth?
QUESTION 14
At what average speed does the Moon go around the Earth?
9,80 km/h
9,80 m/h
3,68 m/h
3,68 km/h

17. QUESTION 15
The Moon has no light of its own but shines by reflecting sunlight from its surface.
True
False

18. QUESTION 16
Mark Shuttleworth once toured space for a week. Where exactly in space did he go to?
Salyut
Russian Soyuz
International Space Station
The Moon

19. QUESTION 17
Colours of stars can tell their surface temperatures. Which of the following arrangement represents colours of stars from hottest to coolest.
Blue; white; yellow; orange; red
White; yellow; orange; red; blue
Red; orange; yellow; white; blue
Orange; yellow; blue; white; red

20. What is the name of the third closest star to the Earth?
QUESTION 18
What is the name of the third closest star to the Earth?
Proxima Centauri
Alpha Centauri
The Sun
Centaures

21. QUESTION 19
Which instrument is amongst those used in studying the Sun’s eruptions?
Monet
Square Kilometer Array
Southern African Large Telescope
Solar and Heliospheric Observatory

22. QUESTION 20
The coolest part of the Sun which produces the light we can see with our eyes is referred to as the __
Exosphere
Corona
Chromosphere
Photosphere

23. QUESTION 21
Magnitudes give us information about ________ of celestial bodies.
Size
Brightness
Shape
Mass

24. QUESTION 22
The primary/main mirror of the Southern African Large Telescope, SALT, is comprised of ____ individual mirrors. 90 91
120
102

25. QUESTION 23
The shape of the mirrors in the Southern African Large Telescope, SALT, is ____
Heptagonal
Hexagonal
Pentagonal
Octagonal

26. QUESTION 24
During sky viewing, how can one differentiate a planet from a star without using a telescope?
A star will be brighter and bigger than a planet
A planet will be brighter and bigger than a star
A star will appear to twinkle whilst a planet will not
A star will have colour whilst a planet will not have colour

27. QUESTION 25 Stars appear to twinkle because ___
There is a great amount of light from the Sun that passes through the Earth’s atmosphere that is shining on them
The light from the star gets refracted or bent, as it passes through the different layers of the Earth’s atmosphere
There is a lot of gaseous reactions taking place inside and this causes a star to appear to twinkle at night
There is too much sunlight in the sky

28. Stars are closer to the Earth than planets.
QUESTION 26
Stars are closer to the Earth than planets.
True
False

29. QUESTION 27
Which of the following is the correct sequence of Moon phases?
New moon, first quarter, full moon, third quarter
First quarter, new moon, full moon, third quarter
First quarter, full moon, new moon, third quarter
Full moon, first quarter, new moon, third quarter

30. QUESTION 28
The South African Astronomical Observatory, SAAO, concentrates its research at Sutherland on the _____
X-ray astronomy
Gravitational waves
Optical astronomy
D. Radio astronomy

31. A light year is a measure of___
QUESTION 29
A light year is a measure of___
Time
Light
Distance
Speed

32. QUESTION 30
In which area and province can we find the Southern African Large Telescope, SALT?
Cape Town, Western Cape
Bloemfontein, Free State
Sutherland, Northern Cape
Carnavorn, Northern Cape

33. THANK YOU FOR PARTICIPATING

34. SUDDEN DEATH TIE BREAKERS

35. RULES
Please note that the first team to give the correct answer, is the winner. Other than that, you can proceed with other questions until you get a winner.
If all questions are exhausted and no winner is identified, you are more than welcome to set other questions or use the previous ones.

36. The Sun is at the centre of the _
QUESTION 1
The Sun is at the centre of the _
Milky Way    
Solar System
Andromeda Galaxy    
Universe

37. QUESTION 2
Which of the following planets is the biggest of the terrestrial planets?
Mars
Earth
Jupiter
Venus

38. Which one of the following is the smallest?
QUESTION 3
Which one of the following is the smallest?
Atom
Asteroid
Pluto
The Moon

39. QUESTION 4 The two space satellites that South Africa built are _____
SunSat and Soyuz
SumbandilaSat and SunSat
Spaceship and SumbandilaSat
SumbandilaSat and Soyuz

40. QUESTION 5
What is the name of the supercluster of galaxies to which the Milky Way belongs?
Sagittarius
Virgo
Superfly
Coma

41. QUESTION 6
Which of the following is incorrect about the Milky Way and Andromeda Galaxies?
They are almost similar in shape
They have dwarf galaxies orbiting them
They are expected to collide together in future
They are equidistant from the Earth

42. QUESTION 7
The solar system lies at the centre of the Milky Way Galaxy.
True
False

43. QUESTION 8 The most abundant element in the universe is _______ Helium
Hydrogen
Carbon
Silicon

44. QUESTION 9
An instrument used to measure the movement of a star towards or away from the Earth is a(n)___
Spectroscope
Microscope
Stethoscope
Oscilloscope

45. QUESTION 10
The Milky Way Galaxy belongs to a collection of galaxies known as ________
Local Group
Milky Way Galaxy
Triangulum Galaxy
Small Magellanic Cloud

46. THANK YOU FOR PARTICIPATING, ALL OF THE BEST!