Displaying 1 - 5 of 5 Resources

Asteroids, comets and meteors

These three short online lessons discuss asteroids, comets and meteors.

Subject and Topic
Form 1
Geography
The solar system
Other bodies in the solar system
Resource Type
Cursus
Language
English
Publisher
CK-12
Publication Date
2019
Creator/Author
CK-12
Keyword
Asteroids
Comets
Meteorites

Links

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.

Subject and Topic
Form 2
Physics
Magnetism
Earth's magnetic field
Resource Type
Werkbladen en klassikale activiteiten
Language
English
Publisher
Department of Higher Education
Publication Date
No date
Creator/Author
Leigh Kleynhans
Contributor
Michael Atkinson
Keyword
Magnetic Field
North Pole
South Pole

Other objects in the solar system

Other objects in the solar system are discussed in this online textbook viz. asteroids, meteorites, comets and dwarf planets.

Subject and Topic
Form 1
Geography
The solar system
Other bodies in the solar system
Resource Type
Studieboeken
Language
English
Publisher
SLCC Pressbooks
Publication Date
2020
Creator/Author
R Adam Dastrup
Keyword
Asteroids
Meteorites
Comets

Trigonometric Ratios

By the end of this unit you will be able to:

  • Define and use the trigonometric ratios of cosθ, sinθ and tanθ.
  • Calculate the trigonometric ratios in each quadrant of the Cartesian plane.
  • Calculate the value of expressions containing trigonometric ratios.
Subject and Topic
Form 2
Mathematics
Trigonometry
Trigonometry ratios
Resource Type
Cursus
Language
English
Publisher
Pressbooks
Publication Date
2020
Creator/Author
Dylan Busa
Keyword
Trigonometry
Trigonometric ratios

Trigonometry

Outcomes

By the end of this course you will be able to:

  • Define and use the trigonometric ratios of  cosθ,  sinθ, and  tanθ.
  • Calculate the value of expressions containing trigonometric ratios with a calculator.
  • Calculate the value of expressions containing trigonometric ratios without a calculator.
  • Work with trigonometric tables.
  • Solve problems in 2 dimensions involving angles of elevation and depression
Subject and Topic
Form 2
Mathematics
Trigonometry
Trigonometry ratios
Resource Type
Cursus
Language
English
Publication Date
2023