instruction:
In this task, you are given a question and an answer. Answer "Yes" if the given answer correctly answers the question, otherwise answer "No".
question:
What does the idea of effective nuclear charge tell us, Answer: The term "effective" is used because the shielding effect of negatively charged electrons prevents higher orbital electrons from experiencing the full nuclear charge by the repelling effect of inner-layer electrons.
answer:
Yes

question:
how old were the twin towers when destroyed, Answer: One World Trade Center will be the lead building for the new complex, reaching more than 100 stories at its completion.
answer:
No

question:
what is a bad beat in poker, Answer: In poker , bad beat is a subjective term for a hand in which a player with what appear to be strong cards nevertheless loses.
answer:
Yes