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States of Matter

Interactive suitable for children 9-14 on the different states of matter

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Hits: 389

http://www.bbc.co.uk/schools/scienceclips/ages/9_10/changing_state_whatnext.shtml

Energy Matters

A series of articles on Kinetic Energy, Potential Energy, Relativity, Work, Fossil Fuels, Nuclear, Hydroelectric, Biomass, Wind and Geothermal power. The site uses text and colour illustrations and ...

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Hits: 6179

http://library.thinkquest.org/20331/

Properties of Heat and Matter, lecture demonstrations

Brief instructions on demonstrations/experiments relating to properties of matter.

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Hits: 908

http://www.mip.berkeley.edu/physics/bookcdx.html

States of Matter - simulation

Interactive simulation shows 3 different states of matter

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Hits: 409

http://phet.colorado.edu/en/simulation/states-of-matter

Why is the sky dark at night?

If you think the answer to this question (known as Olbers' paradox) is obvious, think again.

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Hits: 3151

http://www.arachnoid.com/sky/

How Can You force a Physical Change in Matter

How can you force a Physical Change in Matter? Using mechanical energy to change states.

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Hits: 1303

http://teacher.scholastic.com/dirt/matter/index.htm

States of Matter - a brief summary

A quick summary of 3 states of matter

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Hits: 422

http://www.chem.purdue.edu/gchelp/atoms/states.html

Why is the sky dark at night? video

A short film explaining Olbers' paradox and its most probable solution.

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Hits: 1586

http://www.wimp.com/skydark/

Why do wintergreen candies spark in the dark?

Short and accessible explanation of triboluminescence using crunching sugary sweets as an example.

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Hits: 780

http://scienceline.org/2008/05/19/ask-locke-lifesavers/

Equinox

The points where the ecliptic crosses the equatorial plane of the celestial sphere are called equinoxes. On those dates there are 12 hours each of daylight and dark.

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Hits: 861

http://hyperphysics.phy-astr.gsu.edu/hbase/eclip.html#c5
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Showing 21 - 30 of 74