PLCscience

In 2011 three young women swept the top prizes of the first Google Science Fair. At TEDxWomen Lauren Hodge, Shree Bose, and Naomi Shah described their extraordinary projects-- and their route to a passion for science. (Recorded at TEDxWomen 2011, December 2011, in New York, NY and Los Angeles, CA.

Watch http://www.youtube.com/watch?v=CDWKAAxL10Q to get the most out of this site. 

Google Science Fair

"http://yt.cl.nr/gjsMV1MglA4" I stick my hand (momentarily) directly into liquid nitrogen but don't suffer any injuries due to the Leidenfrost effect.

"http://yt.cl.nr/JJ9yn8vLdig" Dr Roy Lowry demonstrates the explosive power of liquid nitogen returning to its gaseous state.

"How kidneys keep us balanced" is an edited recording of a video conference with HSC biology students presented by Dr Sean Kennedy, a clinician and researcher at the School of Women's and Children's Health, University of New South Wales.

Sustainable Schools NSW aims to support all schools, their partners and the community in realising a positive environment vision. Through careful planning your school community can implement, review and celebrate sustainability education initiatives. If you need to log in the user name is 'lhancock' and password is 'plcscience' however most parts of the site are accessible without logging in.

See May 2 for Transit of Venus. Great for students and then a follow-up test on the site.

"http://yt.cl.nr/mAjrnZ-znkY" This song differentiates between the different families of organic compounds based on the sharing of functional groups in different positions on the carbon chain.

This ten question multiple choice quiz tests your understanding of nucleonics. It covers alpha, beta, and gamma radiation, radioactive dating, fission and fusion. You may wish to review the basics of radioactivity and radiation and problems involving radioactive decay and carbon dating.

A demonstration of Newton's First Law using your car's safety devices.

"http://yt.cl.nr/cBy4Q6A8Hfw"

A live wall for student and teacher feedback (suggestion from PD)

Google Science Fair

Instructor Blaine Greenhalgh explains the doppler effect. Good animation of man walking with a light globe.

The Doppler effect (or Doppler shift), named after Austrian physicist Christian Doppler who proposed it in 1842, is the change in frequency of a wave for an observer moving relative to the source of the wave. It is commonly heard when a vehicle sounding a siren or horn approaches, passes, and recedes from an observer. 

"http://yt.cl.nr/jk0WrtA8_T8"

"http://yt.cl.nr/VbIaK6PLrRM" Animation on activation energies of exothermic and endothermic reactions.