Science 2013
Mykenah Byrnes
Periodic table
The periodic table is a chart that shows the elements in order of increasing atomic number.The Periodic table was my favorite lesson
My least favorite subject-Molecules
A molecules is the smallest particale of a compound that still has all the qualities. I didnt get it and its confusing.
coumpound machine
A coumpound machine is a combination of two or more simple machines
wavelength
Is the distance between wave crest or troughs
Doppler effect
A sounds pitch seems to change if its source or listener is moving