The unique optomap ultra-widefield view helps your eye care practitioner detect early signs of retinal disease more effectively and efficiently than with traditional eye exams. Early detection means successful treatments can be administered and reduces the risk to your sight and health.
An electron dot diagram is a method of writing the chemical symbol of an element by surrounding it with dots to indicate the number of valence electrons. Valence electrons are found in an atom's outer shell and are the ones involved in chemical reactions.
Venn Diagrams Pictures are your friends! It is often easier to understand relationships if we have something visual. For sets we use Venn diagrams. A Venn diagram is a drawing in which there is a rectangle to represent the universe and closed gures (usually circles) inside the rectangle to represent sets. U A 1 One way to use the diagram is to place the elements in the diagram. To do this, we write/draw those items that are in the set inside of the circle.