1
Very small and only able to be seen with a microscope
3
A straight line running from one side of a circle to the other side and through the center
4
Close to a particular number, though not exactly that number
5
To add a number to itself a specified number of times and find the total
6
A substance found in foods such as meat and milk that is necessary for the body to grow and be strong
7
Come or bring, be born, start
8
A very small thing that causes disease, or a disease that causes
9
Little in size or quantity
10
The most important part of something