'Aurora australis' presentation slideshows

713 views • 59 slides

What is magnetism?

What is magnetism?. Magnetism is the force of attraction or repulsion of a magnetic material due to the arrangement of its atoms, particularly its electrons. What is Magnetism?. Magnets have been known for centuries.

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Sound Waves From the Northern Lights

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Aurora

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AURORAS

AURORAS. Aurora borealis (northern lights) Aurora australis (southern lights) Beautiful, dynamic, light displays seen in the night sky in the northern and southern latitudes, near the poles. Aurora Australis.

867 views • 22 slides

Chapter 20, Section 2 The Sun

294 views • 19 slides

passporttoknowledge/sun/main.html

http://www.passporttoknowledge.com/sun/main.html. What an Aurora!.

254 views • 18 slides

Storm-induced sea ice breakup and the implications for ice extent

Storm-induced sea ice breakup and the implications for ice extent. Alison Kohout, Mike Williams , Sam Dean (NIWA) Mike Meylan , University of Newcastle, Australia. Motivation. Assumed the amplitude of all waves decay exponentially in sea ice

248 views • 15 slides

Atmospheric Optics

Atmospheric Optics. GEOG 1112- Lecture 17. Atmospheric Optics. Light. Reflection Refraction Amount of bending depends on material, wavelength, and incident angle Dispersion Colors separate as they are bent by refraction Scattering. Blue Sky. Scattering by air molecules

407 views • 14 slides

Southern Ocean Air-Sea Flux Observations

Southern Ocean Air-Sea Flux Observations . Eric Schulz, CAWCR, BoM. Motivation. The Southern Ocean is large (22% of world ocean) and is expected to play a significant role in the global climate system Role in the carbon, heat and mass cycle?

305 views • 13 slides

Our planet is a giant magnet

Our planet is a giant magnet. The core of the Earth is not a permanent magnet The motion of the molten iron and nickel creates electric currents, which produce a magnetic field-similar to an electromagnet. Aurora Borealis.

110 views • 11 slides

411 views • 10 slides