1. Enzymes and anti-bodies are mainly made of   Carbohydrates   Proteins   Vitamins   Fats   Hint Half-n-half Clue   2. The science that deals with the study of sound is known as acoustics.   True   False   3. The three states of matter are solid, liquid and gas.   True   False   4. The tail of a comet always points towards the Sun.   True   False   5. The three methods of science are observation, experimentation and _______.   deduction   inference   hypothesis   measurement   Half-n-half Clue   6. What is the total number of bones in the human body?   32   196   206   512   Half-n-half Clue   7. How many planets are there in our solar system?   8   9   10   12   Half-n-half Clue