Energy

This term we have being learning about energy sound and how it travles.we found out that sound travles straight but still in waves. over the term whe have been doing experements and wathing vidios. did you know that in order for sound to be in the world there needs to be air. learning about energy has been awesome fun especialy with all of the expererments we have done. this is a vidio of an expererment that we did.