Unit 4
My Community
138
Key Vocabulary
minerals
properties
resources
rocks
soils
Functions and Forms
Q
Describing places and things
The rock I found is hard, brown, and has
smooth edges.
Q
Hypothesizing and speculating
This rock might be from a very old building.
English Language Development Skills
Listening
+
Respond to questions with appropriate
elaboration.
Speaking
+
Use clear and specific vocabulary to communicate
ideas and establish the tone.
Reading
+
Distinguish the main idea and supporting details
in expository text.
+
Decode regular multisyllabic words.
Writing
+
Write descriptions that use concrete sensory
details to present and support impressions of
people, places, things or experiences.
Materials
Blackline Masters 2a and 2b
hand lenses
Frontload Vocabular y
VOCABULARY DEVELOPMENT
Read the Key Words aloud. Then, have the class read them chorally. Ask
students the definition of each word. Have students write a sentence for
each word. Ask them to share their sentences with the class.
Ear th Materials
READING COMPREHENSION
Student Book pages 138–139: Read the text aloud, pointing out the key
words as you come across them. Read the directions with the class,
modeling the first item in each activity. Check that students understand the
tasks. Ask students to copy and complete the activities on a separate sheet
of paper.
Lesson 12
H
X
^
Z
c
X
Z
Work as a group to
complete the three
activities. Model
complete sentences
as students write their
observations on a
separate sheet of paper.
Explain that their
observations describe
the physical properties
of the rocks they found.
Have students work
independently to
complete the three
activities. Have each
student record his or
her observations in
complete sentences
on a separate sheet
of paper. Then,
tell students their
observatons describe
the physical properties
of the rock they
found. Ask them to
speculate about what
the chemical properties
might be.
Have students work
with a partner to
complete the three
activities. Have each
pair record their
observations in
complete sentences
on a separate sheet
of paper. Explain that
their observations
describe the physical
properties of the rocks
they found.
Beginning
Intermediate
Advanced
Targeting Proficiency Levels
Meeting Individual Needs
You may assist students who exhibit difficulties remembering details from the
walk by having them take notes during their walk as they make their observations.