[Video] Q22: One central idea of the passage is that

Explanation for Question 22 From the Reading Section on the Official Sat Practice Test 8

Okay. So for this question, you don't really need to go back into the 2 passage because we just read it really well. Right. 3 Um, so it's kind of like a main idea question, except it's not like 4 the main, main idea. It's just asking a one central idea. 5 So it can be like the, the main idea of like a single paragraph 6 or like main idea of a few paragraphs. Right. Um, 7 so one central idea of the passage is that let's like, 8 kind of think about what the password was about first. Um, 9 we discovered that salt to our contrary beliefs is actually stretchy. 10 We didn't think it was before. Right. So we expected it to not be 11 stretchy and it is stretchy. And that allows us to do different things with 12 salt, such as perhaps, um, 13 you know, create more nanowires. So that's basically kind of what happened. 14 Right. So let's look at the, okay. 15 It seems like it could be a really good answer, right? It says sometimes 16 materials behave contrary to their expectations. Well guess what? 17 Salt is one of the materials and it behaves contrary to the way we 18 thought it would be hate. And that's how we discovered something. 19 Um, you know, B doesn't really make any sense here. 20 Doesn't it, it doesn't talk about inputs and outputs at all in the, 21 in the passage. Um, we don't talk about strengths and weaknesses. 22 We talk about what's unexpected versus expected, and we don't talk about the whole 23 versus the part or the system versus the part. 24 So again, we're just talking about how we expect one thing, 25 we got another thing. We had a discovery in other words,