1 - 5 van 5 bronnen weergeven

River basins

This YouTube video explains how river basins are formed.

Onderwerp en thema
Form 2
Geography
Water management for economic development
River basin development
Type bron
Video
Taal
English
Uitgever
Mr Hunt's Geography Channel
Publicatiedatum
2020
Schepper/Auteur
Mr Hunt's Geography Channel
Trefwoord
River basin

pH Scale

Outcomes:

  • Determine if a liquid is acidic, basic, or neutral
  • Place acids or bases in relative order
  • Describe on a molecular scale, with illustrations, how the water equilibrium varies with pH
  • Determine concentration of hydroxide, hydronium and water at a given pH
  • Relate liquid color to pH
  • Predict (qualitatively and quantitatively) how dilution and volume will affect the pH and concentration of hydroxide, hydronium and water
Onderwerp en thema
Form 1
Biology
Introduction to biology
The biology laboratory
Type bron
Simulatie
Taal
English
Uitgever
pHET Interactive Simulations
Publicatiedatum
No date
Schepper/Auteur
Yuen-ying Carpenter (lead)
Trefwoord
pH
Dilution
Concentration
Acids
Bases

Tana River Basin in Kenya

This YouTube documentary highlights the ecological and socio-economic importance of the Tana River Basin in Kenya.

Onderwerp en thema
Form 2
Geography
Water management for economic development
River basin development
Type bron
Video
Taal
English
Uitgever
National Museums of Kenya
Publicatiedatum
2022
Schepper/Auteur
National Museums of Kenya
Trefwoord
River basin
Tana River Basin

Visualising vectors in 2 dimensions

Visualising, adding and breaking down vectors in 2 dimensions.

Onderwerp en thema
Form 1
Physics
Force
Effects of forces
Type bron
Video
Taal
English
Uitgever
Khan Academy
Publicatiedatum
2011
Schepper/Auteur
Sal Khan
Trefwoord
Vectors
two dimensional motion

What is a force?

In this unit you will learn what a force is and find out about different types of forces. This will allow you to identify forces at work in your everyday life and understand the effects of forces.

Onderwerp en thema
Form 1
Physics
Force
Effects of forces
Type bron
Studieboeken
Taal
English
Uitgever
Department of Higher Education
Publicatiedatum
No date
Schepper/Auteur
Linda Pretorius
Deelnemer
Michael Atkinson
Trefwoord
Force
External Force
Net Force