Lesson Notes By Weeks and Term - Senior Secondary 3

Remote sensing

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TERM – 1ST TERM

WEEK ELEVEN

Class: Senior Secondary School 3

Age: 17 years

Duration: 40 minutes of 5 periods each

Date:

Subject: Geography

Topic: REMOTE SENSING

SPECIFIC OBJECTIVES: At the end of the lesson, pupils should be able to

  1. Explain the following concepts remote sensing
  2. Discuss the relationship between remote sensing and GIS
  3. Examine applications of satellite remote sensing

INSTRUCTIONAL TECHNIQUES: Identification, explanation, questions and answers,

demonstration, videos from source

INSTRUCTIONAL MATERIALS: Videos, loud speaker, textbook, pictures

INSTRUCTIONAL PROCEDURES

PERIOD 1-2

PRESENTATION

TEACHER’S ACTIVITY

STUDENT’S

ACTIVITY

STEP 1

INTRODUCTION

The teacher introduces and explains the meaning of remote sensing to the students.

 

Students as a whole discuss satellite explaining the following concepts; remote sensing satellite and satellite remote sensing

STEP 2

EXPLANATION

Teacher discusses the   relationship between remote sensing and GIS

Students, in small groups, discuss the relationship between remote sensing and GIS, 

STEP 3

DEMONSTRATIO

N

Teacher discuss the applications of satellite remote sensing

 Individual students, examine the applications of satellite remote sensing and present a 2-page term paper on areas of application of satellite remote sensing

STEP 4

NOTE TAKING

The teacher writes a summarized note on the board

The students

copy the note in

their books

 

NOTE

REMOTE SENSING

Remote sensing is a technology that involves capturing information about objects or areas from a distance without direct contact. This is typically done using sensors on satellites, aircraft, or other platforms to collect data from the electromagnetic spectrum. Remote sensing finds applications in diverse fields such as environmental monitoring, agriculture, geology, and urban planning, providing valuable insights through the analysis of images and data obtained from a distance.

Relationship between Remote Sensing and GIS

  1. Data Integration:

   - Remote Sensing: Involves collecting data from a distance using sensors on satellites or aircraft, producing imagery and information about the Earth's surface.

   - GIS (Geographic Information Systems): Utilizes spatial data, including maps and imagery, to analyze and interpret relationships between different geographical features.

  1. Spatial Information:

   - Remote Sensing: Provides spatial data in the form of images, which can include visible light, infrared, and other spectral bands.

   - GIS: Organizes, stores, and analyzes spatial data to create maps, perform spatial queries, and derive meaningful insights.

  1. Data Analysis:

   - Remote Sensing: Offers a source of raw data that can be processed to extract information about land cover, vegetation health, and environmental changes.

   - GIS: Integrates remote sensing data with other spatial datasets, allowing for advanced analysis, overlaying of different layers, and deriving comprehensive spatial information.

  1. Mapping and Visualization:

   - Remote Sensing: Produces imagery and maps that provide visual representation of the Earth's surface, allowing for the identification of features and changes.

   - GIS: Utilizes remote sensing data as layers in maps, enhancing the visualization of spatial patterns and relationships.

  1. Environmental Monitoring:

   - Remote Sensing: Captures real-time or historical data on environmental changes, including land cover changes, deforestation, and natural disasters.

   - GIS: Analyzes remote sensing data to monitor and model environmental trends, facilitating informed decision-making for sustainable resource management.

Applications of Satellite Remote Sensing

Satellite remote sensing has diverse applications, including:

  1. Environmental Monitoring: Track changes in land cover, deforestation, and monitor environmental changes over time.
  2. Agriculture: Assess crop health, monitor soil conditions, and optimize irrigation based on satellite data.
  3. Weather Forecasting: Satellite observations aid in predicting and monitoring weather patterns, enabling timely warnings.
  4. Disaster Management: Detect and respond to natural disasters like hurricanes, earthquakes, and floods by providing real-time data for assessment and relief efforts.
  5. Urban Planning: Satellite imagery helps in urban growth monitoring, infrastructure planning, and identifying changes in urban areas.
  6. Natural Resource Management: Monitor and manage resources like water, minerals, and forests through satellite data.
  7. Climate Change Studies: Track changes in climate indicators, ice caps, and sea levels to understand and mitigate climate change impacts.
  8. Telecommunications: Satellites play a crucial role in global communication, providing coverage to remote areas and supporting various communication services.
  9. Military and Defense: Satellite imagery is used for reconnaissance, surveillance, and monitoring military activities.
  10. Scientific Research: Satellite data aids various scientific disciplines, including geology, climatology, and astronomy.

EVALUATION: 1. What is Remote sensing?

  1. Discuss the relationship between Remote sensing and GIS. Give 4 reason.
  2. Mention 5 applications of satellite remote sensing.

CLASSWORK: As in evaluation

CONCLUSION: The teacher commends the students positively