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The Sun

written by: esprit
 
This quiz is about the star which provides energy, heat and warmth to all of us - the Sun!

Question 1:


All planets, comets and asteroids orbit around the Sun. What percentage of the Solar System's mass does the Sun account for?
99.8%
around one-half
86.2%
around 10%

Question 2:


This tasteless, colorless and odorless chemical element makes up most of the Sun's volume (approx. 92%).
Hydrogen
Chromium
Oxygen
Magnesium

Question 3:


The surface temperature of the Sun is 5,780 K, which makes it white. Why does the Sun appear yellow from the surface of the Earth?
because of the distance the light travels
because of our eyes' inability to see light in that range
because of the blue color of the sky
due to the electromagnetic radiation

Question 4:


The Sun was once regarded as a small and insignificant star, but is now believed to be brighter than approximately 85% of the stars in the galaxy.
False
True

Question 5:


The Sun is a main sequence star and as such generates energy by this process, joining hydrogen nuclei together into helium.
nuclear spallation
nuclear fusion
isomerisation
induced gamma emission

Question 6:


The Sun is located at the center of our galaxy.
False
True

Question 7:


This commercially available non-toxic gas makes up 25% of the Sun's mass. It is used in deep diving to reduce the effects of narcosis.
carbon
hydrogen
nitrogen
helium

Question 8:


What is referred to as the solar apex?
the direction the Sun travels through space
the warmest day of the year as measured on the equator
the highest UV reading taken from the earth's surface
the highest point the Sun reaches during the day

Question 9:


Ancient Greek astronomer Aristarchus was the first person to present the theory that the sun is at the center of the solar system (heliocentrism). However in the 16th century, this Polish astronomer was first to formulate a scientifically based heliocentric study.
Galileo Galilei
Nicolaus Copernicus
Giovanni Cassini
Thomas Harriot

Question 10:


Most cultures have a solar diety, someone who represents the Sun. Who is the chief solar diety in Hinduism?
Krishna
Brahman
Ishvara
Surya

 


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