This unit on nonfiction reading provides three articles describing ultrasound (frequencies higher than 20,000 hertz) and how it affects animals and humans, written on three levels of reading difficulty. Includes directions with vocabulary words and a student response/comprehension activity (in test-prep format) on each level. (Find other units by searching 'Nonfiction Reading 6+')
Grades: Grade 6, Grade 7, Grade 8
Difficulty: Middle School
Pages: 9 pages
Sample: View a Sample of this Lesson Plan