1. In which U.S. state was Abraham Lincoln born?   Iowa   Indiana   Illinois   Kentucky   Hint Half-n-half Clue   2. Name the U.S. President whose grandson later became President.   Theodore Roosevelt   William Henry Harrison   George Bush   John Adams   Half-n-half Clue   3. The pH of a neutral solution is _______.   0   1   14   7   Half-n-half Clue   4. How many natural satellites does our planet Earth have?   0   2   3   1   Half-n-half Clue   5. Albert Einstein was born in _______.   Germany   USA   Austria   France   Half-n-half Clue   6. Which is the first letter in the Greek alphabet? In the lower case, it is used to represent proportionality.   α (alpha)   δ (delta)   ω (omega)   ε (epsilon)   Half-n-half Clue   7. _______ is a substance that alters the rate of a chemical reaction but itself remains unchanged.   An element   A catalyst   An isotope   A polymer   Half-n-half Clue