Question

3. In what ways is a comet like the Moon and the Earth?
4. Both times, people all over the world stood outside at night to see it
5. What recent discoveries (in 2011) have been made by scientists?
Think and answer.​

Answer 1

1. a comet is like the moon as it does not have a light of its own. it is like the earth as it goes around the sun , but on much longer path than the earth.
2. To see the comet.
3. Graphene is going to be the 'it' material of the 21st century. ...
4. Flying faster than the speed of light just might be possible after all. ...
5. Modern humans have been hanging around Europe for thousands of years longer than we had thought.