Processes that Change the Earth: Science - Year 8

The “Processes that Change the Earth” worksheet for Year 8 Foundation Science explores physical, biological, and chemical weathering, as well as erosion and deposition. It starts with a fill-in-the-blank section on physical weathering, explaining how rocks are broken down through temperature changes and freeze-thaw cycles. The worksheet includes a table for students to categorize statements into biological and chemical weathering. Finally, it features a matching activity where students connect concepts related to erosion and deposition with their descriptions.

Classroom Usage:
Introduction:

Begin with a discussion on weathering, erosion, and deposition, explaining their significance in shaping Earth’s landscape.
Guided Reading and Fill-in-the-Blank:

Read the paragraph on physical weathering together, discussing key terms and processes. Have students complete the blanks using the word bank.
Categorization Activity:

Guide students in sorting statements into biological and chemical weathering categories, explaining each type’s characteristics.
Matching Activity:

Have students match parts of sentences related to erosion and deposition, then review and discuss as a class.
Review and Discussion:

Review the worksheet, addressing any questions and reinforcing understanding through discussion.
Interactive Demonstrations:

Use models or videos to demonstrate weathering, erosion, and deposition processes, helping students visualize these natural phenomena.