Complete the following summary.
Using NO MORE THAN TWO WORDS from the reading passage for each answer.
Write your answers in boxes.

Science Communication is fraught with challenges that can easily distort discussions, leading to unnecessary confusion and misunderstandings. Firstly, Ambiguous [1] are the source of some misunderstandings. Common people without proper training do not understand clearly or deeply a specific scientific meaning via the [2] scientists often employed. Besides, the measurements any [3] makes can not be confined to describe in a(n) constant [4] yet the phenomenon can be. What’s more, even the word “theory” can be a problem. Theories aren’t necessarily shown to be correct or complete immediately since scientists often evolved better versions of specific theories, a good example can be the theory of [5]. Thus, most importantly people have to recognize that science can be complex.