Topic outline
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General
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This document provides important information on the rock cycle, for teachers.
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This presentation covers each of the major rocks types and their features. A great introduction and/or review tool for classes.
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This activity asks students to consider how rocks are relevant to their lives.
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Students are asked to consider scenarios across the entire rock cycle.
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This document provides a background on weathering, for teachers.
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In this activity students simulate physical weathering by freezing.
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Student examine frost heave using a simple simulated landscape.
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In this homework activity students examine the expansion of water during freezing.
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Students examine the role thermal expansion plays on physical weathering, using simple equipment.
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Students explore the concept of oxidation as a form of chemical weathering.
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In this experiment students examine the role that water and salt play in the rate of weathering of materials.
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Students explore chemical weathering via acid rain by creating carbonic acid.
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Students examine the impact of a dilute acid on a soft rock like limestone or chalk.
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In this homework activity students examine the impact of a dilute acid on a range of rocks.
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Students examine photographs of gravestones and monuments to determine the rocks best suited to this purpose and most resistant to weathering.
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By examining a series of photographs and drawing from their own experience students explore the role of biological agents in the weathering of rocks.
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