2018, English Language Arts - Grade 10
Download PDF Document Question 30: Multiple-Choice
Reporting Category: Reading
Topic: 13 - Nonfiction
Standard: ELA.K-12.R.1.01 - Read closely to determine what the text says explicitly and to make logical inferences from it; cite specific textual evidence when writing or speaking to support conclusions drawn from the text.
 

Based on paragraph 8, what is radon?

 
 A.a poisonous liquid created by mixing water and soil
B.a gas formed when radium decomposes
 C.a rocky substance made from radium
 D.a healing mineral dissolved by water