Thursday, May 15, 2008

What causes 'tides'?

Today we used this digital learning object
to help us understand how the moon influences the tides here on Earth.

It really helped to see the 'bulge' of water, which we call 'the tide', as it is pulled around the surface of the earth by the moon's gravity.

1 comment:

Andrew Bird said...

Brilliant Richard. Now I understand how it really works. What a great visual.

Andrew B