Greenlanes National School

We recently did some investigations on how sound travels. Listening to sound travelling through a solid material.  Sound travelling through air.  Using our 'String Telephone'  Investigating Longitudinal Waves.  Looking at a transverse wave ...more

Today we learned about how sound travels. We did three experiments 👍😊 The first experiment was seeing how sound travels underwater. We started by filling up a plastic zip lock bag with water. We held it up to one of our classmates ears and then on the other side we placed a ticking watch against the bag ...more