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Creating Learning Networks for African Teachers

UNESCO PROJECT (Contract No. 408.302.9)
Home | Computer Literacy | Common Applications | Pedagogy & Internet | Infrastructure Guide

Background

COMMON APPLICATIONS

Spreadsheets
Tutorial
Introduction
Worksheets
Columns & Rows
Charts

Examples
Refraction of Light
Solving Polynomial Equations
Workers' Database
Base Converter

Activities

Links

Databases
Tutorial
Introduction

Example
Periodic Table

Links

Word Processing
Tutorial
Introduction
Text
Page Properties
Printing
Quit

Examples
Address list
Time table
Newsletter
Repeat Patterns
Logos

Practical Questions

HTML Editors
Tutorial
Basic html
Netscape
Composer

Examples
Teaching Syllabus
Teachers' Notes
Subject Website Lists
Students Website

Art
Principles of Art
Elements of Art
Coloured Pencil Paintings
Pastel Paintings
Book cover
Posters


Scanning an image

SPREADSHEETS TUTORIAL

EXERCISES

Exercise 1:
The table below shows the activity of a certain radioactive isotope. 

Time (hrs) 0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0
Activity A counts/min 409 358 316 274 250 226 206 180 163 149 129

(a) Plot a graph of Activity against time.

(b) Plot a graph of lnA against time
(where lnA is natural logarithms of A).


See Solution Spreadsheet

Exercise 2

Exercise 3
Presentation Software | Spreadsheets | Databases | Word Processing | HTML Editors
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