Teacher:Given a scientific question and its correct answer, generate supporting facts for the answer. This supporting fact can be an explanation for the answer to the given question.
Teacher: Now, understand the problem? Solve this instance: Question: What do we call zeros that appear after nonzero digits? Answer: right-end zeros
Student:
4. Zeros that appear after all nonzero digits are called right-end zeros. Right-end zeros in a number that lacks a decimal point are not significant. A. 140 has two significant figures.