'Wide use today' diaporamas de présentation

Introduction to Unit 2: Diversity of Living Things

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Biodiversity

Biodiversity. Diversity Video. Why should Humans (at the top of the Hierarchy of Living things) care about those below?. Species Diversity. Scientists have identified 1.75 million different species of organisms. The actual number may be 10 times more. This is Biodiversity.

469 views • 26 slides

Carl Linnaeus

761 views • 21 slides

Lecture 6: Colours & Interstellar Extinction

Lecture 6: Colours & Interstellar Extinction. Spectra contain lot of information ( T , abundances, etc) but are more difficult to obtain than just flux measurements ? obtain indication of T from colours of stars modern astronomical detectors v. efficient, wide ? response

180 views • 6 slides