Which of the following measurements has one significant digit? question 7 options: 0.20 s 500 m 0.051 kg 3.0 g

500 m

Explanation:

The rules of the significant digits are given below as:

Therefore, in the given digits by the above rules it can be easily say that 500 m has only one significant digit.

the skeletons of most mammals reach a certain size and then stop growing. however, many animals, including some mammals, keep growing throughout their lives. kangaroos, for example, just keep growing and growing until they die. also, the longer an animal lives the greater the chance it might catch some deadly disease.