A repulsive force to be reckoned with in space

1.	Why has the newly discovered particle been called an "anomalon"

2.	Try to find out how various kinds of quarks make up the fundamental particles 	found in all atoms.
 
3.	According to the data about the distance away of supernova and how they are 	seen on earth approximately how old is the universe thought to be?

4.	Which of the four forces recognised by modern physics is responsible for?
	a) Natural background radiation.
	b) A man falling from a cliff.
	c) Nuclear fission.
	d) Keeping the earth in its orbit around the sun.
	e) The movement of the electron in a hydrogen atom.