5th and 6th grade responses to science questions on tests:

- There are 26 vitamins in all, but some of the letters are yet to be discovered.

- Genetics explains why you look like your father, and if you don't, why you should.

- Vacuums are nothings. We only mention them to let them know we know they're there.

- The cause of perfume disappearing is evaporation. Evaporation gets blamed for a lot of things people forget to put the top on.

- Water vapor gets together in a cloud. When it is big enough to be called a drop, it does.

- Mushrooms always grow in damp places, which is why they look like umbrellas.

- Momentum is something you give a person when they go away.

- A monsoon is a French gentleman.

- The word "trousers" is an uncommon noun because it is singular at the top and plural at the bottom.

- To keep milk from turning sour, keep it in the cow.

- When planets run around and around in circles, we say they are orbiting. When people do it, we say they are crazy.

- For asphyxiation, apply artificial respiration until the patient is dead.

- Thunder is a rich source of loudness.

- One of the main causes of dust is janitors.