1) How many alphabets were there in the system developed by Phoenicians?

2) When did the earth originate?

3) What does the term 'Cold War' describe?

4) No television commercial has ever been made in space. True or False?

5) The period before human beings learned to write is called

6) What was the state of the earth at the beginning?

7) Who added vowels to the Phoenician alphabet?

8) How many ice ages have passed by this time?

9) When did Cold War develop?

10) What is the shape of the Earth?