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This online article delves into our the sun and planets were formed.
This online article delves into our the sun and planets were formed.
Introduction to passive and active transport
These four short online lessons will cover the following:
This YouTube video will guide you through a fun activity where you will draw the earth's continents and oceans.
This online resource explores the following topics:
This online tutorial guides you through what information a map shows, map legends and the different types of maps which are available.
Food webs are models that demonstrate how matter and energy is transferred between producers, consumers, and decomposers as the three groups interact within an ecosystem. Transfers of matter into and out of the physical environment occur at every level. Decomposers recycle nutrients from dead plant or animal matter back to the soil in terrestrial environments or to the water in aquatic environments. The atoms that make up the organisms in an ecosystem are cycled repeatedly between the living and nonliving parts of the ecosystem.
Mitosis, meiosis and sexual reproduction. Understanding gametes, zygotes, and haploid / diploid numbers.
Osmosis is the movement of water across a semi-permeable membrane from an area of low solute concentration to an area of high solute concentration. Osmosis helps regulate the flow of water in and out of cells, which is crucial to their function.
Other objects in the solar system are discussed in this online textbook viz. asteroids, meteorites, comets and dwarf planets.