Question Sheet: Strange Universe: The Stuff of Darkness

SCIENCE

Before reading:

  1. What is matter? 
  2. What do you think might lie hidden in the darkness between stars? 
  3. Name three things studied by scientists that your eye can't see directly.

During reading:

  1. What is the difference between ordinary matter and dark matter? 
  2. Explain why the force of gravity of the sun is greater than the force of gravity of a car. 
  3. If dark matter can't be seen, how do we know that it might exist? 
  4. What problem did scientists discover with the Big Bang theory? 
  5. E...

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