1. In the phrase from the passage "so that it was perfectly impervious to rain," what does the word impervious mean?

it will show up when more than one person gives an answer

when making an inference, the reader should be sure to support the inference with

evidence

a is an educated guess about what will happen.

c. prediction

when new information proves that a reader's prediction is wrong, the reader should

make a new prediction based on the new information.