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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.