Video: Fossil: Definition, Types, Characteristics & Examples. Fossils provide scientists with many clues about Earth's history, offering evidence of dinosaurs and strange plants that existed in the past. This lesson will define a fossil, look at different types and characteristics of fossils, and then describe how fossils are formed.
The final result of the dot product process can be: 1  Zero: we don't have any growth in the original direction. 2  Positive number: we have some growth in the original direction. 3  Negative number: we have negative (reverse) growth in the original direction.
Best Answer: Your positive cable is the red cable it will also have + sign on the battery. The negative cable is the black cable and it will have a - sign on the battery. A car battery has + or - sign as well as color on each of its two terminal posts. The terminal post with a red ring and a + sign is the positive and usually located on the right side of the unit while the terminal post with green/black color with - sign is the negative and is located in the left side of the positive post.