1 - 3 van 3 bronnen weergeven

Biodiversity and natural selection

Patterns and processes of evolution. How evolution and natural selection are reflected in the similarities and differences of organisms. 

Onderwerp en thema
Form 2
Biology
Balance of nature
The natural environment
Type bron
Video
Taal
English
Uitgever
California Academy of Sciences
Publicatiedatum
2014
Schepper/Auteur
California Academy of Sciences
Trefwoord
Biodiversity
Natural selection

The Earth's Magnetic Field

The Earth behaves like a giant bar magnet and as such there is a magnetic field present around it. The Earth’s magnetic field is thought to be caused by flowing liquid metals in the outer core of the planet which causes electric currents and a magnetic field.

Onderwerp en thema
Form 2
Physics
Magnetism
Earth's magnetic field
Type bron
Werkbladen en klassikale activiteiten
Taal
English
Uitgever
Department of Higher Education
Publicatiedatum
No date
Schepper/Auteur
Leigh Kleynhans
Deelnemer
Michael Atkinson
Trefwoord
Magnetic Field
North Pole
South Pole

Trigonometric Functions of Special Angles

An online application to test your knowledge of evaluating trigonometric functions of special angles.

Onderwerp en thema
Form 2
Mathematics
Trigonometry
Trigonometric ratios of special angles
Type bron
Beoordelingen / Tests / Examenpapieren
Taal
English
Uitgever
GeoGebra
Publicatiedatum
No date
Schepper/Auteur
Angel Manuel Gonzalez Guillen
Trefwoord
Trigonometric Functions of Special Angles
Trigonometry