Science Challenge #3
What chemical substance do a diamond, a pencil and charcoal all have in common?
Is it more appropriate to treat virus infections such as chicken pox, influenza, and the common cold with an antibiotic or with aspirin?
AND - if you were lucky enough to find those questions easy, try:
The binary number 101101 is equal to 45 in base 10. What is it equal to in base 8 ?
The woman credited with playing a major role in the development of the programming language COBOL and with coining the term "bug" as applied to computer programming.