What is the unit that astronomers use to measure huge distances in space?

1.   ?    Kilometres
2.   ?    Metres
3.   ?    Years
4.   ?    Light years

Which is the correct order of size from smallest to largest?

1.   ?    Star, planet, galaxy, universe
2.   ?    Planet, star, galaxy, universe
3.   ?    Universe, planet, galaxy, star
4.   ?    Planet, star, universe, galaxy.

Which one of the following is the correct description of the Sun at the present time?

1.   ?    A young small yellow star.
2.   ?    A middle aged middle sized yellow star
3.   ?    An old red giant
4.   ?    A protostar

Which one of these elements is the largest element that can be formed in a star?

1.   ?    Lithium
2.   ?    Carbon
3.   ?    Iron
4.   ?    Lead

In our galaxy, the Milky Way, where is the Sun found?

1.   ?    In one of the arms towards the end
2.   ?    At the top of the central bulge
3.   ?    In the very centre
4.   ?    Right at the very edge

Stars are born in clouds of gas called:

1.   ?    constellations
2.   ?    galaxies
3.   ?    nebulae
4.   ?    supernovae

What causes dust particles to come together to form stars and planets?

1.   ?    Positive and negative forces attracting over long distances
2.   ?    Gravity repelling objects over long distances
3.   ?    Magnetism attracting objects together over long distances
4.   ?    Gravity attracting objects together over long distances.

The process that keeps a star alight is:

1.   ?    Fission
2.   ?    Fusion
3.   ?    Fussion
4.   ?    Chemical reaction

As the Sun gets old, what is most likely to happen?

1.   ?    It will swell to become a red giant
2.   ?    It will shrink
3.   ?    It will suddenly go out
4.   ?    It will explode

When a supernova explodes it leaves:

1.   ?    a small pile of ashes
2.   ?    a crater in the space time continuum
3.   ?    a black hole
4.   ?    a worm hole in space