ROCKS AND MINERALS
Through the use of the skills of observing, classifying,
collecting data, interpreting data, and manipulating data, students will investigate the properties
of rocks and minerals. Students will observe and test rocks and/or minerals for color,
texture, layers, cleavage, streak, reaction with hydrochloric acid, attraction to magnets, and
conductivity of electricity.
This unit may take from five to seven weeks to complete
depending upon the goals of the teacher and interests of the students. Use of
the section called More Ideas may extend the time span of this unit.
Materials to be obtained
locally IN ADDITION TO MATERIALS REQUIRED BY INDIVIDUAL LEARNING EXPERIENCES:
Please make one student activity book for each student.
felt tip markers
white copy paper
Remind students to wash their hands after handling any of
the materials in the unit. The hydrochloric acid for this unit should be
diluted with water to a ratio of seven parts water to one part hydrochloric
acid. Please have students wear rubber gloves when using hydrochloric acid. If hydrochloric acid is exposed to skin or eyes, please wash
out immediately with water. Eye safety is essential when working with hydrochloric acid.
Safety goggles must be provided, therefore, students should be assigned a pair
of goggles to be use throughout the unit. Goggles should not be shared by
students due to sanitary reasons.
About the Format
Each learning experience is numbered and titled. Under each
title is the objective for the learning experience.
Each learning experience page has two parts. The first part lists
materials, preparations, basic skills processes, evaluation strategy, and
vocabulary. The evaluation strategy is for the teacher to us when judging the
student's understanding of the learning experience.
The second part begins with a "Focus Question"
which is typed in italicized print. The purpose of the "Focus
Question" is to guide the teacher's instruction toward the main idea of the
learning experience. The "Focus Question" is not to be answered by
the students. The learning experience includes direction for students, illustrations,
and discussion questions. These discussion questions can be used as a basis for
For the complete Background Information needed to complete this
unit, please refer to the PDF found here. (Please see PDF)