Distribution of earth's water
This online resource discusses the distribution of earth's water.
This online resource discusses the distribution of earth's water.
This YouTube video will guide you through a fun activity where you will draw the earth's continents and oceans.
Introduction to magnetism: Wikipedia article that provides an overview of the concept.
The force that acts across the air gaps between magnets is the same force that creates wonders such as the Aurora Borealis. In fact, magnetic effects pervade our lives in myriad ways, from electric motors to medical imaging and computer memory. In this chapter, we introduce magnets and learn how they work and how magnetic fields and electric currents interact.
This online resource discusses the importance of the ocean, the layers and composition of the ocean and how it moderates climates.
This YouTube video investigates the structure and composition of the sun.
This online resource investigates the internal structure, outer layers and surface features of the sun.
These four short online lessons cover the following:
This online resource investigates the features and topology of the ocean floor, the effects of wave erosion and the landforms created by coastal depositions.