Are we alone in the universe?
Key questions on the universe and if we are alone.
- Created by: Imaad Shaikh
- Created on: 04-05-10 17:30
Other questions in this quiz
2. The habitable zone is the region of space around a star where the surface conditions of any planets could be favourible for life to evolve?
- True
- False
3. Why do scientists take an interest in mars and europa when searching for life?
- why not?
- Both Mars and Europa have"Earth-like" conditions
- previous fossil samples from both mars and europa have shown signs of life
4. how do astronomers investigate the chemical composition of distant planet and stars?
- spectroscopy
- comparing the composition to the earth
- chromatography
5. what is the signature of life?
- evidence from observations and measurements that life has existed in the place that is being studied
- a signature you write on paper
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