Secondary Catalogue
Earth & Space Sciences
The Globe of the Earth
Ele learns about how the Earth is represented on the globe, and explains how latitudes and longitude are displayed on the globe, and how they are used to divide the Earth into hemispheres.
The Formation of Continents and Oceans
This clip explains how the continents and oceans were formed as the Earth cooled after forming, and how continents moved into their current positions.
Evolution of the Earth and Living Beings
Ele and students will learn about the geological eras, and how life appeared and adapted throughout each of the geologic eras.
Seasons
Shedding Light on the Sun and Earth
In the first episode of this series, we briefly look at how the changing seasons affect life on our precious Earth and then examine what causes seasons, the turning of the days, and the three main climate zones.
Long Hot Summer Days
Shedding Light on the Sun and Earth
In "Long Hot Summer Days" we explain why summer days are long and winter days are short, and how the length of daytime contributes to seasonal variations in temperature.
Causes of Aurora Borealis
This video explains which of the atmosphere's chemical components are responsible for the aurora borealis.
Water Cycle
The process in which water continuously changes its form through evaporation and condensation and circulates between the water bodies, the atmosphere, and land is known as the water cycle.